122110102212012 has 72 divisors (see below), whose sum is σ = 316229286557184. Its totient is φ = 39708469908576.

The previous prime is 122110102211983. The next prime is 122110102212019. The reversal of 122110102212012 is 210212201011221.

122110102212012 is a `hidden beast` number, since 1 + 221 + 10 + 10 + 221 + 201 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (122110102212019) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 46649748 + ... + 49197755.

Almost surely, 2^{122110102212012} is an apocalyptic number.

122110102212012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

122110102212012 is an abundant number, since it is smaller than the sum of its proper divisors (194119184345172).

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

122110102212012 is a wasteful number, since it uses less digits than its factorization.

122110102212012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95848379 (or 95848374 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 122110102212012 its reverse (210212201011221), we get a palindrome (332322303223233).

The spelling of 122110102212012 in words is "one hundred twenty-two trillion, one hundred ten billion, one hundred two million, two hundred twelve thousand, twelve".