11131232310312 has 16 divisors (see below), whose sum is σ = 27828080775840. Its totient is φ = 3710410770096.

The previous prime is 11131232310311. The next prime is 11131232310377. The reversal of 11131232310312 is 21301323213111.

It is a super-2 number, since 2×11131232310312² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 463801346263 = 11131232310312 / (1 + 1 + 1 + 3 + 1 + 2 + 3 + 2 + 3 + 1 + 0 + 3 + 1 + 2).

It is not an unprimeable number, because it can be changed into a prime (11131232310311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 231900673108 + ... + 231900673155.

It is an arithmetic number, because the mean of its divisors is an integer number (1739255048490).

Almost surely, 2^{11131232310312} is an apocalyptic number.

11131232310312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11131232310312 is an abundant number, since it is smaller than the sum of its proper divisors (16696848465528).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11131232310312 is a wasteful number, since it uses less digits than its factorization.

11131232310312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 463801346272 (or 463801346268 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 11131232310312 its reverse (21301323213111), we get a palindrome (32432555523423).

The spelling of 11131232310312 in words is "eleven trillion, one hundred thirty-one billion, two hundred thirty-two million, three hundred ten thousand, three hundred twelve".