11303313132331 has 12 divisors (see below), whose sum is σ = 12425582509200. Its totient is φ = 10274680858640.

The previous prime is 11303313132271. The next prime is 11303313132337. The reversal of 11303313132331 is 13323131330311.

It is not a de Polignac number, because 11303313132331 - 2¹¹ = 11303313130283 is a prime.

It is a super-2 number, since 2×11303313132331² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11303313132331.

It is not an unprimeable number, because it can be changed into a prime (11303313132337) 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, 3629836 + ... + 5981833.

It is an arithmetic number, because the mean of its divisors is an integer number (1035465209100).

Almost surely, 2^{11303313132331} is an apocalyptic number.

11303313132331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11303313132331 is a deficient number, since it is larger than the sum of its proper divisors (1122269376869).

11303313132331 is an equidigital number, since it uses as much as digits as its factorization.

11303313132331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9621410 (or 9621399 counting only the distinct ones).

The product of its (nonzero) digits is 4374, while the sum is 28.

Adding to 11303313132331 its reverse (13323131330311), we get a palindrome (24626444462642).

The spelling of 11303313132331 in words is "eleven trillion, three hundred three billion, three hundred thirteen million, one hundred thirty-two thousand, three hundred thirty-one".