31332021213804 has 24 divisors (see below), whose sum is σ = 73486847688240. Its totient is φ = 10389893044224.

The previous prime is 31332021213803. The next prime is 31332021213811. The reversal of 31332021213804 is 40831212023313.

31332021213804 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (31332021213803) 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, 6764250969 + ... + 6764255600.

It is an arithmetic number, because the mean of its divisors is an integer number (3061951987010).

Almost surely, 2^{31332021213804} is an apocalyptic number.

It is an amenable number.

31332021213804 is an abundant number, since it is smaller than the sum of its proper divisors (42154826474436).

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

31332021213804 is a wasteful number, since it uses less digits than its factorization.

31332021213804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13528506769 (or 13528506767 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 33.

The spelling of 31332021213804 in words is "thirty-one trillion, three hundred thirty-two billion, twenty-one million, two hundred thirteen thousand, eight hundred four".