125042225124 has 12 divisors (see below), whose sum is σ = 291765191984. Its totient is φ = 41680741704.

The previous prime is 125042225081. The next prime is 125042225159. The reversal of 125042225124 is 421522240521.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×125042225124² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 125042225091 and 125042225100.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5210092702 + ... + 5210092725.

Almost surely, 2^125042225124 is an apocalyptic number.

It is an amenable number.

125042225124 is an abundant number, since it is smaller than the sum of its proper divisors (166722966860).

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

125042225124 is a wasteful number, since it uses less digits than its factorization.

125042225124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10420185434 (or 10420185432 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 30.

Adding to 125042225124 its reverse (421522240521), we get a palindrome (546564465645).

The spelling of 125042225124 in words is "one hundred twenty-five billion, forty-two million, two hundred twenty-five thousand, one hundred twenty-four".