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220012202200220 = 2251131991825326801
BaseRepresentation
bin110010000001100110010101…
…001010001000110010011100
31001211222221221122200120010122
4302001212111022020302130
5212314134442230401340
62055532113235054112
764225233320333243
oct6201462512106234
91054887848616118
10220012202200220
1164114718487a81
1220813a09441338
13959c0a5582021
143c4890c69595a
151a680502d6db5
hexc81995288c9c

220012202200220 has 96 divisors (see below), whose sum is σ = 468499774780800. Its totient is φ = 86779761868800.

The previous prime is 220012202200169. The next prime is 220012202200249. The reversal of 220012202200220 is 22002202210022.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8209090820 + ... + 8209117620.

It is an arithmetic number, because the mean of its divisors is an integer number (4880205987300).

Almost surely, 2220012202200220 is an apocalyptic number.

220012202200220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220012202200220 is an abundant number, since it is smaller than the sum of its proper divisors (248487572580580).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220012202200220 is a wasteful number, since it uses less digits than its factorization.

220012202200220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45375 (or 45373 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 220012202200220 its reverse (22002202210022), we get a palindrome (242014404410242).

The spelling of 220012202200220 in words is "two hundred twenty trillion, twelve billion, two hundred two million, two hundred thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 113 199 226 398 452 565 796 995 1130 1990 2260 3980 18253 22487 26801 36506 44974 53602 73012 89948 91265 107204 112435 134005 182530 224870 268010 365060 449740 536020 2062589 3028513 3632347 4125178 5333399 6057026 7264694 8250356 10312945 10666798 12114052 14529388 15142565 18161735 20625890 21333596 26666995 30285130 36323470 41251780 53333990 60570260 72646940 106667980 410455211 489198653 602674087 820910422 978397306 1205348174 1641820844 1956794612 2052276055 2410696348 2445993265 3013370435 4104552110 4891986530 6026740870 8209104220 9783973060 12053481740 55279447789 97350531947 110558895578 194701063894 221117791156 276397238945 389402127788 486752659735 552794477890 973505319470 1105588955780 1947010638940 11000610110011 22001220220022 44002440440044 55003050550055 110006101100110 220012202200220