125167231051 has 4 divisors (see below), whose sum is σ = 125176982272. Its totient is φ = 125157479832.

The previous prime is 125167231039. The next prime is 125167231067. The reversal of 125167231051 is 150132761521.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 125167231051 - 2²⁹ = 124630360139 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 125167230998 and 125167231016.

It is not an unprimeable number, because it can be changed into a prime (125167231001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4856331 + ... + 4882036.

It is an arithmetic number, because the mean of its divisors is an integer number (31294245568).

Almost surely, 2^125167231051 is an apocalyptic number.

125167231051 is a deficient number, since it is larger than the sum of its proper divisors (9751221).

125167231051 is an equidigital number, since it uses as much as digits as its factorization.

125167231051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9751220.

The product of its (nonzero) digits is 12600, while the sum is 34.

Adding to 125167231051 its reverse (150132761521), we get a palindrome (275299992572).

The spelling of 125167231051 in words is "one hundred twenty-five billion, one hundred sixty-seven million, two hundred thirty-one thousand, fifty-one".