113231113011 has 6 divisors (see below), whose sum is σ = 163556052140. Its totient is φ = 75487408668.

The previous prime is 113231112989. The next prime is 113231113027. The reversal of 113231113011 is 110311132311.

It is not a de Polignac number, because 113231113011 - 2³⁵ = 78871374643 is a prime.

It is a super-2 number, since 2×113231113011² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113231111011) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6290617381 + ... + 6290617398.

Almost surely, 2^113231113011 is an apocalyptic number.

113231113011 is a deficient number, since it is larger than the sum of its proper divisors (50324939129).

113231113011 is a wasteful number, since it uses less digits than its factorization.

113231113011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12581234785 (or 12581234782 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 18.

Adding to 113231113011 its reverse (110311132311), we get a palindrome (223542245322).

The spelling of 113231113011 in words is "one hundred thirteen billion, two hundred thirty-one million, one hundred thirteen thousand, eleven".