3212021112021 has 48 divisors (see below), whose sum is σ = 4860591840000. Its totient is φ = 2040097213440.

The previous prime is 3212021112017. The next prime is 3212021112043. The reversal of 3212021112021 is 1202111202123.

3212021112021 is a `hidden beast` number, since 321 + 202 + 1 + 1 + 120 + 21 = 666.

It is not a de Polignac number, because 3212021112021 - 2² = 3212021112017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3212021111985 and 3212021112003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3212021112011) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 81938536 + ... + 81977726.

It is an arithmetic number, because the mean of its divisors is an integer number (101262330000).

Almost surely, 2^{3212021112021} is an apocalyptic number.

It is an amenable number.

3212021112021 is a deficient number, since it is larger than the sum of its proper divisors (1648570727979).

3212021112021 is a wasteful number, since it uses less digits than its factorization.

3212021112021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40786 (or 40783 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 3212021112021 its reverse (1202111202123), we get a palindrome (4414132314144).

The spelling of 3212021112021 in words is "three trillion, two hundred twelve billion, twenty-one million, one hundred twelve thousand, twenty-one".