102122312212112 has 20 divisors (see below), whose sum is σ = 197862847024956. Its totient is φ = 51060932334720.

The previous prime is 102122312212093. The next prime is 102122312212159. The reversal of 102122312212112 is 211212213221201.

It can be written as a sum of positive squares in 2 ways, for example, as 33813806321296 + 68308505890816 = 5814964^2 + 8264896^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10189439 + ... + 17551902.

Almost surely, 2^{102122312212112} is an apocalyptic number.

It is an amenable number.

102122312212112 is a deficient number, since it is larger than the sum of its proper divisors (95740534812844).

102122312212112 is a wasteful number, since it uses less digits than its factorization.

102122312212112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27971426 (or 27971420 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 23.

Adding to 102122312212112 its reverse (211212213221201), we get a palindrome (313334525433313).

The spelling of 102122312212112 in words is "one hundred two trillion, one hundred twenty-two billion, three hundred twelve million, two hundred twelve thousand, one hundred twelve".