22113231031223 has 4 divisors (see below), whose sum is σ = 22113326410728. Its totient is φ = 22113135651720.

The previous prime is 22113231031211. The next prime is 22113231031247. The reversal of 22113231031223 is 32213013231122.

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 22113231031223 - 2²² = 22113226836919 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22113231031192 and 22113231031201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22113231031123) 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, 47341136 + ... + 47805957.

It is an arithmetic number, because the mean of its divisors is an integer number (5528331602682).

Almost surely, 2^{22113231031223} is an apocalyptic number.

22113231031223 is a deficient number, since it is larger than the sum of its proper divisors (95379505).

22113231031223 is an equidigital number, since it uses as much as digits as its factorization.

22113231031223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95379504.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 22113231031223 its reverse (32213013231122), we get a palindrome (54326244262345).

The spelling of 22113231031223 in words is "twenty-two trillion, one hundred thirteen billion, two hundred thirty-one million, thirty-one thousand, two hundred twenty-three".