201210112111012 has 6 divisors (see below), whose sum is σ = 352117696194278. Its totient is φ = 100605056055504.

The previous prime is 201210112110971. The next prime is 201210112111051. The reversal of 201210112111012 is 210111211012102.

It can be written as a sum of positive squares in only one way, i.e., 139352925286656 + 61857186824356 = 11804784^2 + 7864934^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25151264013873 + ... + 25151264013880.

Almost surely, 2^{201210112111012} is an apocalyptic number.

It is an amenable number.

201210112111012 is a deficient number, since it is larger than the sum of its proper divisors (150907584083266).

201210112111012 is a wasteful number, since it uses less digits than its factorization.

201210112111012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50302528027757 (or 50302528027755 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 16.

Adding to 201210112111012 its reverse (210111211012102), we get a palindrome (411321323123114).

The spelling of 201210112111012 in words is "two hundred one trillion, two hundred ten billion, one hundred twelve million, one hundred eleven thousand, twelve".