240400113131 has 2 divisors, whose sum is σ = 240400113132. Its totient is φ = 240400113130.

The previous prime is 240400113101. The next prime is 240400113157. The reversal of 240400113131 is 131311004042.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 240400113131 - 2³⁰ = 239326371307 is a prime.

It is a super-2 number, since 2×240400113131² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (240400113101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120200056565 + 120200056566.

It is an arithmetic number, because the mean of its divisors is an integer number (120200056566).

Almost surely, 2^240400113131 is an apocalyptic number.

240400113131 is a deficient number, since it is larger than the sum of its proper divisors (1).

240400113131 is an equidigital number, since it uses as much as digits as its factorization.

240400113131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 240400113131 its reverse (131311004042), we get a palindrome (371711117173).

The spelling of 240400113131 in words is "two hundred forty billion, four hundred million, one hundred thirteen thousand, one hundred thirty-one".