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2222112100002 = 232815851225257
BaseRepresentation
bin100000010101100000001…
…100111100111010100010
321212102122210221121020020
4200111200030330322202
5242401341144200002
64420454010054310
7316354003126644
oct40254014747242
97772583847206
102222112100002
11787435393aa3
122ba7b0a1a396
1313170c9c4692
147979d572894
153cc078252bc
hex2056033cea2

2222112100002 has 32 divisors (see below), whose sum is σ = 4460822017344. Its totient is φ = 737938656000.

The previous prime is 2222112099989. The next prime is 2222112100051. The reversal of 2222112100002 is 2000012112222.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9752158 + ... + 9977414.

It is an arithmetic number, because the mean of its divisors is an integer number (139400688042).

Almost surely, 22222112100002 is an apocalyptic number.

2222112100002 is an abundant number, since it is smaller than the sum of its proper divisors (2238709917342).

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

2222112100002 is a wasteful number, since it uses less digits than its factorization.

2222112100002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231394.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2222112100002 its reverse (2000012112222), we get a palindrome (4222124212224).

The spelling of 2222112100002 in words is "two trillion, two hundred twenty-two billion, one hundred twelve million, one hundred thousand, two".

Divisors: 1 2 3 6 281 562 843 1686 5851 11702 17553 35106 225257 450514 675771 1351542 1644131 3288262 4932393 9864786 63297217 126594434 189891651 379783302 1317978707 2635957414 3953936121 7907872242 370352016667 740704033334 1111056050001 2222112100002