2031332212131 has 4 divisors (see below), whose sum is σ = 2708442949512. Its totient is φ = 1354221474752.

The previous prime is 2031332212123. The next prime is 2031332212139. The reversal of 2031332212131 is 1312122331302.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (2031332212123) and next prime (2031332212139).

It is a cyclic number.

It is not a de Polignac number, because 2031332212131 - 2³ = 2031332212123 is a prime.

It is a super-2 number, since 2×2031332212131² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2031332212139) 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, 338555368686 + ... + 338555368691.

It is an arithmetic number, because the mean of its divisors is an integer number (677110737378).

Almost surely, 2^{2031332212131} is an apocalyptic number.

2031332212131 is a deficient number, since it is larger than the sum of its proper divisors (677110737381).

2031332212131 is an equidigital number, since it uses as much as digits as its factorization.

2031332212131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 677110737380.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 2031332212131 its reverse (1312122331302), we get a palindrome (3343454543433).

The spelling of 2031332212131 in words is "two trillion, thirty-one billion, three hundred thirty-two million, two hundred twelve thousand, one hundred thirty-one".