230721122672 has 40 divisors (see below), whose sum is σ = 457610127744. Its totient is φ = 112630440384.

The previous prime is 230721122659. The next prime is 230721122689. The reversal of 230721122672 is 276221127032.

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, 1597823 + ... + 1736225.

Almost surely, 2^230721122672 is an apocalyptic number.

It is an amenable number.

230721122672 is a deficient number, since it is larger than the sum of its proper divisors (226889005072).

230721122672 is a wasteful number, since it uses less digits than its factorization.

230721122672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140877 (or 140871 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 35.

The spelling of 230721122672 in words is "two hundred thirty billion, seven hundred twenty-one million, one hundred twenty-two thousand, six hundred seventy-two".