201231002130131 has 2 divisors, whose sum is σ = 201231002130132. Its totient is φ = 201231002130130.

The previous prime is 201231002130089. The next prime is 201231002130133. The reversal of 201231002130131 is 131031200132102.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201231002130131 - 2¹⁴ = 201231002113747 is a prime.

It is a super-2 number, since 2×201231002130131² (a number of 29 digits) contains 22 as substring.

Together with 201231002130133, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (201231002130133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100615501065065 + 100615501065066.

It is an arithmetic number, because the mean of its divisors is an integer number (100615501065066).

Almost surely, 2^{201231002130131} is an apocalyptic number.

201231002130131 is a deficient number, since it is larger than the sum of its proper divisors (1).

201231002130131 is an equidigital number, since it uses as much as digits as its factorization.

201231002130131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 201231002130131 its reverse (131031200132102), we get a palindrome (332262202262233).

The spelling of 201231002130131 in words is "two hundred one trillion, two hundred thirty-one billion, two million, one hundred thirty thousand, one hundred thirty-one".