122200122220012 has 96 divisors (see below), whose sum is σ = 225650290876416. Its totient is φ = 57830688115200.

The previous prime is 122200122220009. The next prime is 122200122220067. The reversal of 122200122220012 is 210022221002221.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 852763033 + ... + 852906319.

It is an arithmetic number, because the mean of its divisors is an integer number (2350523863296).

Almost surely, 2^{122200122220012} is an apocalyptic number.

It is an amenable number.

122200122220012 is a deficient number, since it is larger than the sum of its proper divisors (103450168656404).

122200122220012 is a wasteful number, since it uses less digits than its factorization.

122200122220012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144167 (or 144165 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 122200122220012 its reverse (210022221002221), we get a palindrome (332222343222233).

The spelling of 122200122220012 in words is "one hundred twenty-two trillion, two hundred billion, one hundred twenty-two million, two hundred twenty thousand, twelve".