11312044131 has 8 divisors (see below), whose sum is σ = 15083852544. Its totient is φ = 7540799240.

The previous prime is 11312044127. The next prime is 11312044147. The reversal of 11312044131 is 13144021311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11312044131 - 2² = 11312044127 is a prime.

It is a super-2 number, since 2×11312044131² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11312044098 and 11312044107.

It is not an unprimeable number, because it can be changed into a prime (11312044531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91575 + ... + 176096.

It is an arithmetic number, because the mean of its divisors is an integer number (1885481568).

Almost surely, 2^11312044131 is an apocalyptic number.

11312044131 is a deficient number, since it is larger than the sum of its proper divisors (3771808413).

11312044131 is a wasteful number, since it uses less digits than its factorization.

11312044131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281761.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 11312044131 its reverse (13144021311), we get a palindrome (24456065442).

The spelling of 11312044131 in words is "eleven billion, three hundred twelve million, forty-four thousand, one hundred thirty-one".