122125025124 has 18 divisors (see below), whose sum is σ = 308704924710. Its totient is φ = 40708341696.

The previous prime is 122125025093. The next prime is 122125025131. The reversal of 122125025124 is 421520521221.

122125025124 is a `hidden beast` number, since 1 + 22 + 12 + 502 + 5 + 124 = 666.

It can be written as a sum of positive squares in only one way, i.e., 115878968100 + 6246057024 = 340410^2 + 79032^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1696180869 + ... + 1696180940.

It is an arithmetic number, because the mean of its divisors is an integer number (17150273595).

Almost surely, 2^122125025124 is an apocalyptic number.

It is an amenable number.

122125025124 is an abundant number, since it is smaller than the sum of its proper divisors (186579899586).

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

122125025124 is a wasteful number, since it uses less digits than its factorization.

122125025124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3392361819 (or 3392361814 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

Adding to 122125025124 its reverse (421520521221), we get a palindrome (543645546345).

The spelling of 122125025124 in words is "one hundred twenty-two billion, one hundred twenty-five million, twenty-five thousand, one hundred twenty-four".