111310131313133 has 4 divisors (see below), whose sum is σ = 111310161737820. Its totient is φ = 111310100888448.

The previous prime is 111310131313027. The next prime is 111310131313177. The reversal of 111310131313133 is 331313131013111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 41691583437604 + 69618547875529 = 6456902^2 + 8343773^2 .

It is a cyclic number.

It is not a de Polignac number, because 111310131313133 - 2⁴⁰ = 110210619685357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111310131313333) 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, 8832710 + ... + 17338887.

It is an arithmetic number, because the mean of its divisors is an integer number (27827540434455).

Almost surely, 2^{111310131313133} is an apocalyptic number.

It is an amenable number.

111310131313133 is a deficient number, since it is larger than the sum of its proper divisors (30424687).

111310131313133 is an equidigital number, since it uses as much as digits as its factorization.

111310131313133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30424686.

The product of its (nonzero) digits is 729, while the sum is 26.

Adding to 111310131313133 its reverse (331313131013111), we get a palindrome (442623262326244).

The spelling of 111310131313133 in words is "one hundred eleven trillion, three hundred ten billion, one hundred thirty-one million, three hundred thirteen thousand, one hundred thirty-three".