125322231215 has 8 divisors (see below), whose sum is σ = 150682135680. Its totient is φ = 100060812832.

The previous prime is 125322231193. The next prime is 125322231239. The reversal of 125322231215 is 512132223521.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 125322231215 - 2⁸ = 125322230959 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24618719 + ... + 24623808.

It is an arithmetic number, because the mean of its divisors is an integer number (18835266960).

Almost surely, 2^125322231215 is an apocalyptic number.

125322231215 is a deficient number, since it is larger than the sum of its proper divisors (25359904465).

125322231215 is an equidigital number, since it uses as much as digits as its factorization.

125322231215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49243041.

The product of its digits is 7200, while the sum is 29.

Adding to 125322231215 its reverse (512132223521), we get a palindrome (637454454736).

The spelling of 125322231215 in words is "one hundred twenty-five billion, three hundred twenty-two million, two hundred thirty-one thousand, two hundred fifteen".