122131625562 has 24 divisors (see below), whose sum is σ = 264660963840. Its totient is φ = 40704012360.

The previous prime is 122131625537. The next prime is 122131625599. The reversal of 122131625562 is 265526131221.

122131625562 is a `hidden beast` number, since 1 + 2 + 2 + 1 + 31 + 62 + 5 + 562 = 666.

It is a super-2 number, since 2×122131625562² (a number of 23 digits) contains 22 as substring.

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, 428112 + ... + 653867.

It is an arithmetic number, because the mean of its divisors is an integer number (11027540160).

Almost surely, 2^122131625562 is an apocalyptic number.

122131625562 is an abundant number, since it is smaller than the sum of its proper divisors (142529338278).

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

122131625562 is a wasteful number, since it uses less digits than its factorization.

122131625562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1088258 (or 1088255 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

Adding to 122131625562 its reverse (265526131221), we get a palindrome (387657756783).

The spelling of 122131625562 in words is "one hundred twenty-two billion, one hundred thirty-one million, six hundred twenty-five thousand, five hundred sixty-two".