125101525102 has 16 divisors (see below), whose sum is σ = 191231204832. Its totient is φ = 61358263200.

The previous prime is 125101525009. The next prime is 125101525103. The reversal of 125101525102 is 201525101521.

It is a happy number.

It is a super-2 number, since 2×125101525102² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125101525103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 425023 + ... + 656389.

It is an arithmetic number, because the mean of its divisors is an integer number (11951950302).

Almost surely, 2^125101525102 is an apocalyptic number.

125101525102 is a deficient number, since it is larger than the sum of its proper divisors (66129679730).

125101525102 is a wasteful number, since it uses less digits than its factorization.

125101525102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236523.

The product of its (nonzero) digits is 1000, while the sum is 25.

Adding to 125101525102 its reverse (201525101521), we get a palindrome (326626626623).

The spelling of 125101525102 in words is "one hundred twenty-five billion, one hundred one million, five hundred twenty-five thousand, one hundred two".