11310240343131 has 12 divisors (see below), whose sum is σ = 16348608605160. Its totient is φ = 7534808793600.

The previous prime is 11310240343099. The next prime is 11310240343141. The reversal of 11310240343131 is 13134304201311.

11310240343131 is a `hidden beast` number, since 1 + 1 + 310 + 2 + 4 + 0 + 34 + 313 + 1 = 666.

It is not a de Polignac number, because 11310240343131 - 2⁵ = 11310240343099 is a prime.

It is a super-2 number, since 2×11310240343131² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11310240343095 and 11310240343104.

It is not an unprimeable number, because it can be changed into a prime (11310240343141) 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, 445939545 + ... + 445964906.

It is an arithmetic number, because the mean of its divisors is an integer number (1362384050430).

Almost surely, 2^{11310240343131} is an apocalyptic number.

11310240343131 is a deficient number, since it is larger than the sum of its proper divisors (5038368262029).

11310240343131 is a wasteful number, since it uses less digits than its factorization.

11310240343131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 891905866 (or 891905863 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

Adding to 11310240343131 its reverse (13134304201311), we get a palindrome (24444544544442).

The spelling of 11310240343131 in words is "eleven trillion, three hundred ten billion, two hundred forty million, three hundred forty-three thousand, one hundred thirty-one".