231233102000 has 80 divisors (see below), whose sum is σ = 572124682272. Its totient is φ = 90342201600.

The previous prime is 231233101999. The next prime is 231233102011. The reversal of 231233102000 is 201332132.

It is a tau number, because it is divible by the number of its divisors (80).

It is a self number, because there is not a number n which added to its sum of digits gives 231233102000.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1258379 + ... + 1430378.

Almost surely, 2^231233102000 is an apocalyptic number.

231233102000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

231233102000 is an abundant number, since it is smaller than the sum of its proper divisors (340891580272).

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

231233102000 is a wasteful number, since it uses less digits than its factorization.

231233102000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2688823 (or 2688807 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 231233102000 its reverse (201332132), we get a palindrome (231434434132).

The spelling of 231233102000 in words is "two hundred thirty-one billion, two hundred thirty-three million, one hundred two thousand".