122011112020012 has 24 divisors (see below), whose sum is σ = 220918450530960. Its totient is φ = 58892245487040.

The previous prime is 122011112020001. The next prime is 122011112020019. The reversal of 122011112020012 is 210020211110221.

It is a super-2 number, since 2×122011112020012² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (122011112020019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85635583 + ... + 87048694.

It is an arithmetic number, because the mean of its divisors is an integer number (9204935438790).

Almost surely, 2^{122011112020012} is an apocalyptic number.

It is an amenable number.

122011112020012 is a deficient number, since it is larger than the sum of its proper divisors (98907338510948).

122011112020012 is a wasteful number, since it uses less digits than its factorization.

122011112020012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172690401 (or 172690399 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 122011112020012 its reverse (210020211110221), we get a palindrome (332031323130233).

The spelling of 122011112020012 in words is "one hundred twenty-two trillion, eleven billion, one hundred twelve million, twenty thousand, twelve".