11204131313 has 4 divisors (see below), whose sum is σ = 11345955840. Its totient is φ = 11062306788.

The previous prime is 11204131307. The next prime is 11204131319. The reversal of 11204131313 is 31313140211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (11204131307) and next prime (11204131319).

It is a cyclic number.

It is not a de Polignac number, because 11204131313 - 2⁴ = 11204131297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11204131319) 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, 70912145 + ... + 70912302.

It is an arithmetic number, because the mean of its divisors is an integer number (2836488960).

Almost surely, 2^11204131313 is an apocalyptic number.

It is an amenable number.

11204131313 is a deficient number, since it is larger than the sum of its proper divisors (141824527).

11204131313 is an equidigital number, since it uses as much as digits as its factorization.

11204131313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141824526.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 11204131313 its reverse (31313140211), we get a palindrome (42517271524).

The spelling of 11204131313 in words is "eleven billion, two hundred four million, one hundred thirty-one thousand, three hundred thirteen".