122200121110012 has 36 divisors (see below), whose sum is σ = 247821384359304. Its totient is φ = 52278126672640.

The previous prime is 122200121109959. The next prime is 122200121110033. The reversal of 122200121110012 is 210011121002221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4804962163 + ... + 4804987594.

It is an arithmetic number, because the mean of its divisors is an integer number (6883927343314).

Almost surely, 2^{122200121110012} is an apocalyptic number.

It is an amenable number.

122200121110012 is an abundant number, since it is smaller than the sum of its proper divisors (125621263249292).

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

122200121110012 is a wasteful number, since it uses less digits than its factorization.

122200121110012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9609949806 (or 9609949787 counting only the distinct ones).

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

Adding to 122200121110012 its reverse (210011121002221), we get a palindrome (332211242112233).

The spelling of 122200121110012 in words is "one hundred twenty-two trillion, two hundred billion, one hundred twenty-one million, one hundred ten thousand, twelve".