230113721811522 has 64 divisors (see below), whose sum is σ = 467554281799680. Its totient is φ = 75485690558784.

The previous prime is 230113721811509. The next prime is 230113721811541. The reversal of 230113721811522 is 225118127311032.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8840654004 + ... + 8840680032.

It is an arithmetic number, because the mean of its divisors is an integer number (7305535653120).

Almost surely, 2^{230113721811522} is an apocalyptic number.

230113721811522 is an abundant number, since it is smaller than the sum of its proper divisors (237440559988158).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

230113721811522 is a wasteful number, since it uses less digits than its factorization.

230113721811522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46807.

The product of its (nonzero) digits is 40320, while the sum is 39.

The spelling of 230113721811522 in words is "two hundred thirty trillion, one hundred thirteen billion, seven hundred twenty-one million, eight hundred eleven thousand, five hundred twenty-two".