122012122011012 has 72 divisors (see below), whose sum is σ = 327104962067520. Its totient is φ = 38264671177920.

The previous prime is 122012122010981. The next prime is 122012122011041. The reversal of 122012122011012 is 210110221210221.

122012122011012 is a `hidden beast` number, since 1 + 220 + 121 + 220 + 1 + 101 + 2 = 666.

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

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, 1207798962 + ... + 1207899977.

It is an arithmetic number, because the mean of its divisors is an integer number (4543124473160).

Almost surely, 2^{122012122011012} is an apocalyptic number.

122012122011012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

122012122011012 is an abundant number, since it is smaller than the sum of its proper divisors (205092840056508).

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

122012122011012 is a wasteful number, since it uses less digits than its factorization.

122012122011012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2415699033 (or 2415699028 counting only the distinct ones).

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

Adding to 122012122011012 its reverse (210110221210221), we get a palindrome (332122343221233).

The spelling of 122012122011012 in words is "one hundred twenty-two trillion, twelve billion, one hundred twenty-two million, eleven thousand, twelve".