113221031223 has 8 divisors (see below), whose sum is σ = 150963190128. Its totient is φ = 75479779904.

The previous prime is 113221031201. The next prime is 113221031243. The reversal of 113221031223 is 322130122311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 113221031223 - 2⁶ = 113221031159 is a prime.

It is a super-2 number, since 2×113221031223² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 113221031223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113221031243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 156961 + ... + 501077.

It is an arithmetic number, because the mean of its divisors is an integer number (18870398766).

Almost surely, 2^113221031223 is an apocalyptic number.

113221031223 is a deficient number, since it is larger than the sum of its proper divisors (37742158905).

113221031223 is a wasteful number, since it uses less digits than its factorization.

113221031223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453793.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 113221031223 its reverse (322130122311), we get a palindrome (435351153534).

The spelling of 113221031223 in words is "one hundred thirteen billion, two hundred twenty-one million, thirty-one thousand, two hundred twenty-three".