230511215236 has 24 divisors (see below), whose sum is σ = 416208481920. Its totient is φ = 111649560672.

The previous prime is 230511215213. The next prime is 230511215239. The reversal of 230511215236 is 632512115032.

It is a junction number, because it is equal to n+sod(n) for n = 230511215198 and 230511215207.

It is not an unprimeable number, because it can be changed into a prime (230511215239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6865006 + ... + 6898501.

It is an arithmetic number, because the mean of its divisors is an integer number (17342020080).

Almost surely, 2^230511215236 is an apocalyptic number.

It is an amenable number.

230511215236 is a deficient number, since it is larger than the sum of its proper divisors (185697266684).

230511215236 is a wasteful number, since it uses less digits than its factorization.

230511215236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13763643 (or 13763641 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 31.

The spelling of 230511215236 in words is "two hundred thirty billion, five hundred eleven million, two hundred fifteen thousand, two hundred thirty-six".