10020331032212 has 12 divisors (see below), whose sum is σ = 17535868046676. Its totient is φ = 5010083018880.

The previous prime is 10020331032211. The next prime is 10020331032287. The reversal of 10020331032212 is 21223013302001.

It can be written as a sum of positive squares in 2 ways, for example, as 3661390402576 + 6358940629636 = 1913476^2 + 2521694^2 .

It is a super-2 number, since 2×10020331032212² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10020331032211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20350613 + ... + 20837180.

It is an arithmetic number, because the mean of its divisors is an integer number (1461322337223).

Almost surely, 2^{10020331032212} is an apocalyptic number.

It is an amenable number.

10020331032212 is a deficient number, since it is larger than the sum of its proper divisors (7515537014464).

10020331032212 is a wasteful number, since it uses less digits than its factorization.

10020331032212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41248618 (or 41248616 counting only the distinct ones).

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

Adding to 10020331032212 its reverse (21223013302001), we get a palindrome (31243344334213).

The spelling of 10020331032212 in words is "ten trillion, twenty billion, three hundred thirty-one million, thirty-two thousand, two hundred twelve".