101344112531 has 2 divisors, whose sum is σ = 101344112532. Its totient is φ = 101344112530.

The previous prime is 101344112497. The next prime is 101344112593. The reversal of 101344112531 is 135211443101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101344112531 - 2³⁴ = 84164243347 is a prime.

It is a super-2 number, since 2×101344112531² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 101344112531.

It is not a weakly prime, because it can be changed into another prime (101344112231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50672056265 + 50672056266.

It is an arithmetic number, because the mean of its divisors is an integer number (50672056266).

Almost surely, 2^101344112531 is an apocalyptic number.

101344112531 is a deficient number, since it is larger than the sum of its proper divisors (1).

101344112531 is an equidigital number, since it uses as much as digits as its factorization.

101344112531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 26.

Adding to 101344112531 its reverse (135211443101), we get a palindrome (236555555632).

The spelling of 101344112531 in words is "one hundred one billion, three hundred forty-four million, one hundred twelve thousand, five hundred thirty-one".