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2220230012210 = 257474673144413
BaseRepresentation
bin100000010011110000000…
…001010110110100110010
321212020210122110122010222
4200103300001112310302
5242334012340342320
64415543134253042
7316256240502350
oct40236001266462
97766718418128
102220230012210
11786659a62641
122ba366657182
1313149cac2b72
147966160c7d0
153cb474a4825
hex204f0056d32

2220230012210 has 64 divisors (see below), whose sum is σ = 4665538040832. Its totient is φ = 744860921856.

The previous prime is 2220230012201. The next prime is 2220230012213. The reversal of 2220230012210 is 122100320222.

It is a super-3 number, since 3×22202300122103 (a number of 38 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (2220230012213) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15301964 + ... + 15446376.

It is an arithmetic number, because the mean of its divisors is an integer number (72899031888).

Almost surely, 22220230012210 is an apocalyptic number.

2220230012210 is an abundant number, since it is smaller than the sum of its proper divisors (2445308028622).

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

2220230012210 is a wasteful number, since it uses less digits than its factorization.

2220230012210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149147.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 2220230012210 its reverse (122100320222), we get a palindrome (2342330332432).

The spelling of 2220230012210 in words is "two trillion, two hundred twenty billion, two hundred thirty million, twelve thousand, two hundred ten".

Divisors: 1 2 5 7 10 14 35 47 70 94 235 329 470 658 1645 3290 4673 9346 23365 32711 46730 65422 144413 163555 219631 288826 327110 439262 722065 1010891 1098155 1444130 1537417 2021782 2196310 3074834 5054455 6787411 7687085 10108910 13574822 15374170 33937055 47511877 67874110 95023754 237559385 475118770 674841949 1349683898 3374209745 4723893643 6748419490 9447787286 23619468215 31717571603 47238936430 63435143206 158587858015 222023001221 317175716030 444046002442 1110115006105 2220230012210