2021133311022 has 64 divisors (see below), whose sum is σ = 4983774511104. Its totient is φ = 533243343360.

The previous prime is 2021133311017. The next prime is 2021133311053. The reversal of 2021133311022 is 2201133311202.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 2021133311022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26667054 + ... + 26742737.

It is an arithmetic number, because the mean of its divisors is an integer number (77871476736).

Almost surely, 2^{2021133311022} is an apocalyptic number.

2021133311022 is an abundant number, since it is smaller than the sum of its proper divisors (2962641200082).

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

2021133311022 is a wasteful number, since it uses less digits than its factorization.

2021133311022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53409873.

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

Adding to 2021133311022 its reverse (2201133311202), we get a palindrome (4222266622224).

The spelling of 2021133311022 in words is "two trillion, twenty-one billion, one hundred thirty-three million, three hundred eleven thousand, twenty-two".