2031130112101 has 2 divisors, whose sum is σ = 2031130112102. Its totient is φ = 2031130112100.

The previous prime is 2031130112051. The next prime is 2031130112159. The reversal of 2031130112101 is 1012110311302.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1600728509601 + 430401602500 = 1265199^2 + 656050^2 .

It is a cyclic number.

It is not a de Polignac number, because 2031130112101 - 2¹⁷ = 2031129981029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2031130112161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1015565056050 + 1015565056051.

It is an arithmetic number, because the mean of its divisors is an integer number (1015565056051).

Almost surely, 2^{2031130112101} is an apocalyptic number.

It is an amenable number.

2031130112101 is a deficient number, since it is larger than the sum of its proper divisors (1).

2031130112101 is an equidigital number, since it uses as much as digits as its factorization.

2031130112101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 2031130112101 its reverse (1012110311302), we get a palindrome (3043240423403).

The spelling of 2031130112101 in words is "two trillion, thirty-one billion, one hundred thirty million, one hundred twelve thousand, one hundred one".