113216450511 has 4 divisors (see below), whose sum is σ = 150955267352. Its totient is φ = 75477633672.

The previous prime is 113216450489. The next prime is 113216450521. The reversal of 113216450511 is 115054612311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 115054612311 = 3 ⋅38351537437.

It is not a de Polignac number, because 113216450511 - 2⁶ = 113216450447 is a prime.

It is a super-2 number, since 2×113216450511² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113216450521) 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, 18869408416 + ... + 18869408421.

It is an arithmetic number, because the mean of its divisors is an integer number (37738816838).

Almost surely, 2^113216450511 is an apocalyptic number.

113216450511 is a deficient number, since it is larger than the sum of its proper divisors (37738816841).

113216450511 is an equidigital number, since it uses as much as digits as its factorization.

113216450511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37738816840.

The product of its (nonzero) digits is 3600, while the sum is 30.

The spelling of 113216450511 in words is "one hundred thirteen billion, two hundred sixteen million, four hundred fifty thousand, five hundred eleven".