323311220012 has 24 divisors (see below), whose sum is σ = 619791653712. Its totient is φ = 146349849600.

The previous prime is 323311219963. The next prime is 323311220021. The reversal of 323311220012 is 210022113323.

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, 15234173 + ... + 15255380.

It is an arithmetic number, because the mean of its divisors is an integer number (25824652238).

Almost surely, 2^323311220012 is an apocalyptic number.

It is an amenable number.

323311220012 is a deficient number, since it is larger than the sum of its proper divisors (296480433700).

323311220012 is a wasteful number, since it uses less digits than its factorization.

323311220012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30489809 (or 30489807 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 323311220012 its reverse (210022113323), we get a palindrome (533333333335).

The spelling of 323311220012 in words is "three hundred twenty-three billion, three hundred eleven million, two hundred twenty thousand, twelve".