2131033200031 has 2 divisors, whose sum is σ = 2131033200032. Its totient is φ = 2131033200030.

The previous prime is 2131033200013. The next prime is 2131033200077. The reversal of 2131033200031 is 1300023301312.

Together with previous prime (2131033200013) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2131033200031 - 2¹⁷ = 2131033068959 is a prime.

It is a super-2 number, since 2×2131033200031² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2131033199981 and 2131033200008.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2131033200631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1065516600015 + 1065516600016.

It is an arithmetic number, because the mean of its divisors is an integer number (1065516600016).

Almost surely, 2^{2131033200031} is an apocalyptic number.

2131033200031 is a deficient number, since it is larger than the sum of its proper divisors (1).

2131033200031 is an equidigital number, since it uses as much as digits as its factorization.

2131033200031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 2131033200031 its reverse (1300023301312), we get a palindrome (3431056501343).

The spelling of 2131033200031 in words is "two trillion, one hundred thirty-one billion, thirty-three million, two hundred thousand, thirty-one".