11402340131 has 12 divisors (see below), whose sum is σ = 14284251072. Its totient is φ = 9021631248.

The previous prime is 11402340083. The next prime is 11402340139. The reversal of 11402340131 is 13104320411.

It is not a de Polignac number, because 11402340131 - 2⁶ = 11402340067 is a prime.

It is a super-2 number, since 2×11402340131² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11402340139) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8949395 + ... + 8950668.

It is an arithmetic number, because the mean of its divisors is an integer number (1190354256).

Almost surely, 2^11402340131 is an apocalyptic number.

11402340131 is a deficient number, since it is larger than the sum of its proper divisors (2881910941).

11402340131 is a wasteful number, since it uses less digits than its factorization.

11402340131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17900090 (or 17900083 counting only the distinct ones).

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

Adding to 11402340131 its reverse (13104320411), we get a palindrome (24506660542).

The spelling of 11402340131 in words is "eleven billion, four hundred two million, three hundred forty thousand, one hundred thirty-one".