113011221223 has 4 divisors (see below), whose sum is σ = 113021425440. Its totient is φ = 113001017008.

The previous prime is 113011221157. The next prime is 113011221287. The reversal of 113011221223 is 322122110311.

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

It is a cyclic number.

It is not a de Polignac number, because 113011221223 - 2¹⁷ = 113011090151 is a prime.

It is a super-2 number, since 2×113011221223² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 113011221223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113011221523) 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, 5085478 + ... + 5107651.

It is an arithmetic number, because the mean of its divisors is an integer number (28255356360).

Almost surely, 2^113011221223 is an apocalyptic number.

113011221223 is a deficient number, since it is larger than the sum of its proper divisors (10204217).

113011221223 is a wasteful number, since it uses less digits than its factorization.

113011221223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10204216.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 113011221223 its reverse (322122110311), we get a palindrome (435133331534).

The spelling of 113011221223 in words is "one hundred thirteen billion, eleven million, two hundred twenty-one thousand, two hundred twenty-three".