122100023220032 has 84 divisors (see below), whose sum is σ = 286807462996068. Its totient is φ = 51230778931200.

The previous prime is 122100023220013. The next prime is 122100023220041. The reversal of 122100023220032 is 230022320001221.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 24321625436416 + 97778397783616 = 4931696^2 + 9888296^2 .

It is a junction number, because it is equal to n+sod(n) for n = 122100023219986 and 122100023220013.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 606324269 + ... + 606525612.

It is an arithmetic number, because the mean of its divisors is an integer number (3414374559477).

Almost surely, 2^{122100023220032} is an apocalyptic number.

It is an amenable number.

122100023220032 is an abundant number, since it is smaller than the sum of its proper divisors (164707439776036).

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

122100023220032 is a wasteful number, since it uses less digits than its factorization.

122100023220032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1212849928 (or 1212849907 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 122100023220032 its reverse (230022320001221), we get a palindrome (352122343221253).

The spelling of 122100023220032 in words is "one hundred twenty-two trillion, one hundred billion, twenty-three million, two hundred twenty thousand, thirty-two".