11031012113 has 16 divisors (see below), whose sum is σ = 12257006400. Its totient is φ = 9842748480.

The previous prime is 11031012073. The next prime is 11031012121. The reversal of 11031012113 is 31121013011.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11031012113 - 2⁸ = 11031011857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11031012133) 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, 410783 + ... + 436811.

It is an arithmetic number, because the mean of its divisors is an integer number (766062900).

Almost surely, 2^11031012113 is an apocalyptic number.

It is an amenable number.

11031012113 is a deficient number, since it is larger than the sum of its proper divisors (1225994287).

11031012113 is a wasteful number, since it uses less digits than its factorization.

11031012113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26752.

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 11031012113 its reverse (31121013011), we get a palindrome (42152025124).

The spelling of 11031012113 in words is "eleven billion, thirty-one million, twelve thousand, one hundred thirteen".