11331131202313 has 16 divisors (see below), whose sum is σ = 12239236933056. Its totient is φ = 10428243416640.

The previous prime is 11331131202311. The next prime is 11331131202317. The reversal of 11331131202313 is 31320213113311.

It is a cyclic number.

It is not a de Polignac number, because 11331131202313 - 2¹ = 11331131202311 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11331131202311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43450770 + ... + 43710772.

It is an arithmetic number, because the mean of its divisors is an integer number (764952308316).

Almost surely, 2^{11331131202313} is an apocalyptic number.

11331131202313 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

11331131202313 is a deficient number, since it is larger than the sum of its proper divisors (908105730743).

11331131202313 is a wasteful number, since it uses less digits than its factorization.

11331131202313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270024.

The product of its (nonzero) digits is 972, while the sum is 25.

Adding to 11331131202313 its reverse (31320213113311), we get a palindrome (42651344315624).

The spelling of 11331131202313 in words is "eleven trillion, three hundred thirty-one billion, one hundred thirty-one million, two hundred two thousand, three hundred thirteen".