11311013313 has 16 divisors (see below), whose sum is σ = 16814259840. Its totient is φ = 7514934192.

The previous prime is 11311013299. The next prime is 11311013333. The reversal of 11311013313 is 31331011311.

It is not a de Polignac number, because 11311013313 - 2¹⁷ = 11310882241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11311013333) 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, 706981 + ... + 722802.

It is an arithmetic number, because the mean of its divisors is an integer number (1050891240).

Almost surely, 2^11311013313 is an apocalyptic number.

It is an amenable number.

11311013313 is a deficient number, since it is larger than the sum of its proper divisors (5503246527).

11311013313 is a wasteful number, since it uses less digits than its factorization.

11311013313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1430085 (or 1430079 counting only the distinct ones).

The product of its (nonzero) digits is 81, while the sum is 18.

Adding to 11311013313 its reverse (31331011311), we get a palindrome (42642024624).

The spelling of 11311013313 in words is "eleven billion, three hundred eleven million, thirteen thousand, three hundred thirteen".