2131200233022 has 64 divisors (see below), whose sum is σ = 4898892271104. Its totient is φ = 605470187520.

The previous prime is 2131200233011. The next prime is 2131200233033. The reversal of 2131200233022 is 2203320021312.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2131200233011) and next prime (2131200233033).

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 2131200233022.

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, 17212198 + ... + 17335574.

It is an arithmetic number, because the mean of its divisors is an integer number (76545191736).

Almost surely, 2^{2131200233022} is an apocalyptic number.

2131200233022 is an abundant number, since it is smaller than the sum of its proper divisors (2767692038082).

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

2131200233022 is a wasteful number, since it uses less digits than its factorization.

2131200233022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125713.

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

Adding to 2131200233022 its reverse (2203320021312), we get a palindrome (4334520254334).

The spelling of 2131200233022 in words is "two trillion, one hundred thirty-one billion, two hundred million, two hundred thirty-three thousand, twenty-two".