312230231002 has 32 divisors (see below), whose sum is σ = 480505312512. Its totient is φ = 152103991104.

The previous prime is 312230230973. The next prime is 312230231003. The reversal of 312230231002 is 200132032213.

It is not an unprimeable number, because it can be changed into a prime (312230231003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34660783 + ... + 34669789.

It is an arithmetic number, because the mean of its divisors is an integer number (15015791016).

Almost surely, 2^312230231002 is an apocalyptic number.

312230231002 is a deficient number, since it is larger than the sum of its proper divisors (168275081510).

312230231002 is a wasteful number, since it uses less digits than its factorization.

312230231002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11302.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 312230231002 its reverse (200132032213), we get a palindrome (512362263215).

The spelling of 312230231002 in words is "three hundred twelve billion, two hundred thirty million, two hundred thirty-one thousand, two".