125101551025 has 24 divisors (see below), whose sum is σ = 170364096000. Its totient is φ = 90372292800.

The previous prime is 125101551017. The next prime is 125101551053. The reversal of 125101551025 is 520155101521.

It is not a de Polignac number, because 125101551025 - 2³ = 125101551017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 125101550984 and 125101551002.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1485585 + ... + 1567534.

It is an arithmetic number, because the mean of its divisors is an integer number (7098504000).

Almost surely, 2^125101551025 is an apocalyptic number.

It is an amenable number.

125101551025 is a deficient number, since it is larger than the sum of its proper divisors (45262544975).

125101551025 is a wasteful number, since it uses less digits than its factorization.

125101551025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3053289 (or 3053284 counting only the distinct ones).

The product of its (nonzero) digits is 2500, while the sum is 28.

Adding to 125101551025 its reverse (520155101521), we get a palindrome (645256652546).

The spelling of 125101551025 in words is "one hundred twenty-five billion, one hundred one million, five hundred fifty-one thousand, twenty-five".