122113221102012 has 48 divisors (see below), whose sum is σ = 342773953975040. Its totient is φ = 33053202703872.

The previous prime is 122113221101959. The next prime is 122113221102017. The reversal of 122113221102012 is 210201122311221.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 122113221102012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122113221102017) 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, 38256020053 + ... + 38256023244.

Almost surely, 2^{122113221102012} is an apocalyptic number.

122113221102012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

122113221102012 is an abundant number, since it is smaller than the sum of its proper divisors (220660732873028).

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

122113221102012 is a wasteful number, since it uses less digits than its factorization.

122113221102012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76512043330 (or 76512043328 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 21.

Adding to 122113221102012 its reverse (210201122311221), we get a palindrome (332314343413233).

The spelling of 122113221102012 in words is "one hundred twenty-two trillion, one hundred thirteen billion, two hundred twenty-one million, one hundred two thousand, twelve".