20331130202022 has 32 divisors (see below), whose sum is σ = 40986495700992. Its totient is φ = 6723014757984.

The previous prime is 20331130201981. The next prime is 20331130202051. The reversal of 20331130202022 is 22020203113302.

It is a happy number.

It is a super-2 number, since 2×20331130202022² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20331130202022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6404793 + ... + 9037899.

It is an arithmetic number, because the mean of its divisors is an integer number (1280827990656).

Almost surely, 2^{20331130202022} is an apocalyptic number.

20331130202022 is an abundant number, since it is smaller than the sum of its proper divisors (20655365498970).

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

20331130202022 is a wasteful number, since it uses less digits than its factorization.

20331130202022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2643372.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 20331130202022 its reverse (22020203113302), we get a palindrome (42351333315324).

The spelling of 20331130202022 in words is "twenty trillion, three hundred thirty-one billion, one hundred thirty million, two hundred two thousand, twenty-two".