311223001000232 has 128 divisors (see below), whose sum is σ = 611530549632000. Its totient is φ = 148375514327040.

The previous prime is 311223001000189. The next prime is 311223001000243. The reversal of 311223001000232 is 232000100322113.

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, 20730226358 + ... + 20730241370.

It is an arithmetic number, because the mean of its divisors is an integer number (4777582419000).

Almost surely, 2^{311223001000232} is an apocalyptic number.

It is an amenable number.

311223001000232 is a deficient number, since it is larger than the sum of its proper divisors (300307548631768).

311223001000232 is a wasteful number, since it uses less digits than its factorization.

311223001000232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24531 (or 24527 counting only the distinct ones).

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

Adding to 311223001000232 its reverse (232000100322113), we get a palindrome (543223101322345).

The spelling of 311223001000232 in words is "three hundred eleven trillion, two hundred twenty-three billion, one million, two hundred thirty-two", and thus it is an aban number.