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220112212101 = 3359491416243
BaseRepresentation
bin1100110011111110110…
…1011101000010000101
3210001010222221220210220
43030333231131002011
512101242211241401
6245041304334553
721621404634615
oct3147755350205
9701128856726
10220112212101
11853926728a1
12367ab174459
13179ab024cb2
14a921256a45
155ad3ea8336
hex333fb5d085

220112212101 has 16 divisors (see below), whose sum is σ = 294900549120. Its totient is φ = 146034343280.

The previous prime is 220112212097. The next prime is 220112212127. The reversal of 220112212101 is 101212211022.

It is a cyclic number.

It is not a de Polignac number, because 220112212101 - 22 = 220112212097 is a prime.

It is a super-4 number, since 4×2201122121014 (a number of 46 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220112212601) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 320686 + ... + 736928.

It is an arithmetic number, because the mean of its divisors is an integer number (18431284320).

Almost surely, 2220112212101 is an apocalyptic number.

It is an amenable number.

220112212101 is a deficient number, since it is larger than the sum of its proper divisors (74788337019).

220112212101 is a wasteful number, since it uses less digits than its factorization.

220112212101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417096.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 220112212101 its reverse (101212211022), we get a palindrome (321324423123).

The spelling of 220112212101 in words is "two hundred twenty billion, one hundred twelve million, two hundred twelve thousand, one hundred one".

Divisors: 1 3 359 491 1077 1473 176269 416243 528807 1248729 149431237 204375313 448293711 613125939 73370737367 220112212101