2321100311232 has 56 divisors (see below), whose sum is σ = 6149314927152. Its totient is φ = 772683366400.

The previous prime is 2321100311183. The next prime is 2321100311237. The reversal of 2321100311232 is 2321130011232.

It is a junction number, because it is equal to n+sod(n) for n = 2321100311199 and 2321100311208.

It is not an unprimeable number, because it can be changed into a prime (2321100311237) 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, 7796769 + ... + 8088992.

Almost surely, 2^{2321100311232} is an apocalyptic number.

It is an amenable number.

2321100311232 is an abundant number, since it is smaller than the sum of its proper divisors (3828214615920).

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

2321100311232 is a wasteful number, since it uses less digits than its factorization.

2321100311232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15886537 (or 15886527 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 2321100311232 its reverse (2321130011232), we get a palindrome (4642230322464).

The spelling of 2321100311232 in words is "two trillion, three hundred twenty-one billion, one hundred million, three hundred eleven thousand, two hundred thirty-two".