2031101120131 has 2 divisors, whose sum is σ = 2031101120132. Its totient is φ = 2031101120130.

The previous prime is 2031101120117. The next prime is 2031101120161. The reversal of 2031101120131 is 1310211011302.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2031101120131 - 2⁵ = 2031101120099 is a prime.

It is a super-2 number, since 2×2031101120131² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2031101120161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1015550560065 + 1015550560066.

It is an arithmetic number, because the mean of its divisors is an integer number (1015550560066).

Almost surely, 2^{2031101120131} is an apocalyptic number.

2031101120131 is a deficient number, since it is larger than the sum of its proper divisors (1).

2031101120131 is an equidigital number, since it uses as much as digits as its factorization.

2031101120131 is an evil number, because the sum of its binary digits is even.

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

Adding to 2031101120131 its reverse (1310211011302), we get a palindrome (3341312131433).

The spelling of 2031101120131 in words is "two trillion, thirty-one billion, one hundred one million, one hundred twenty thousand, one hundred thirty-one".