11031313113 has 12 divisors (see below), whose sum is σ = 16772757040. Its totient is φ = 6967145016.

The previous prime is 11031313087. The next prime is 11031313123. The reversal of 11031313113 is 31131313011.

It is not a de Polignac number, because 11031313113 - 2¹⁸ = 11031050969 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11031313123) 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, 32255131 + ... + 32255472.

Almost surely, 2^11031313113 is an apocalyptic number.

It is an amenable number.

11031313113 is a deficient number, since it is larger than the sum of its proper divisors (5741443927).

11031313113 is a wasteful number, since it uses less digits than its factorization.

11031313113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64510628 (or 64510625 counting only the distinct ones).

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

Adding to 11031313113 its reverse (31131313011), we get a palindrome (42162626124).

The spelling of 11031313113 in words is "eleven billion, thirty-one million, three hundred thirteen thousand, one hundred thirteen".