122012210021112 has 96 divisors (see below), whose sum is σ = 331857228830400. Its totient is φ = 40497622843392.

The previous prime is 122012210021047. The next prime is 122012210021129. The reversal of 122012210021112 is 211120012210221.

122012210021112 is a `hidden beast` number, since 1 + 220 + 1 + 221 + 0 + 0 + 211 + 12 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 49289313 + ... + 51705519.

It is an arithmetic number, because the mean of its divisors is an integer number (3456846133650).

Almost surely, 2^{122012210021112} is an apocalyptic number.

122012210021112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

122012210021112 is an abundant number, since it is smaller than the sum of its proper divisors (209845018809288).

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

122012210021112 is a wasteful number, since it uses less digits than its factorization.

122012210021112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2419205 (or 2419198 counting only the distinct ones).

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

Adding to 122012210021112 its reverse (211120012210221), we get a palindrome (333132222231333).

The spelling of 122012210021112 in words is "one hundred twenty-two trillion, twelve billion, two hundred ten million, twenty-one thousand, one hundred twelve".