125012540022 has 32 divisors (see below), whose sum is σ = 260322025824. Its totient is φ = 39988012800.

The previous prime is 125012539999. The next prime is 125012540027. The reversal of 125012540022 is 220045210521.

It is a junction number, because it is equal to n+sod(n) for n = 125012539974 and 125012540001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125012540027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4150413 + ... + 4180424.

It is an arithmetic number, because the mean of its divisors is an integer number (8135063307).

Almost surely, 2^125012540022 is an apocalyptic number.

125012540022 is an abundant number, since it is smaller than the sum of its proper divisors (135309485802).

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

125012540022 is a wasteful number, since it uses less digits than its factorization.

125012540022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8330944.

The product of its (nonzero) digits is 1600, while the sum is 24.

Adding to 125012540022 its reverse (220045210521), we get a palindrome (345057750543).

The spelling of 125012540022 in words is "one hundred twenty-five billion, twelve million, five hundred forty thousand, twenty-two".