3112302321020 has 96 divisors (see below), whose sum is σ = 6618175200000. Its totient is φ = 1229351445504.

The previous prime is 3112302321001. The next prime is 3112302321043. The reversal of 3112302321020 is 201232032113.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 3112302320983 and 3112302321001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 415025231 + ... + 415032729.

It is an arithmetic number, because the mean of its divisors is an integer number (68939325000).

Almost surely, 2^{3112302321020} is an apocalyptic number.

It is an amenable number.

3112302321020 is an abundant number, since it is smaller than the sum of its proper divisors (3505872878980).

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

3112302321020 is a wasteful number, since it uses less digits than its factorization.

3112302321020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8427 (or 8425 counting only the distinct ones).

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

Adding to 3112302321020 its reverse (201232032113), we get a palindrome (3313534353133).

The spelling of 3112302321020 in words is "three trillion, one hundred twelve billion, three hundred two million, three hundred twenty-one thousand, twenty".