22102331123 has 4 divisors (see below), whose sum is σ = 22124022360. Its totient is φ = 22080639888.

The previous prime is 22102331087. The next prime is 22102331129. The reversal of 22102331123 is 32113320122.

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 22102331123 - 2¹⁴ = 22102314739 is a prime.

It is a super-2 number, since 2×22102331123² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22102331095 and 22102331104.

It is not an unprimeable number, because it can be changed into a prime (22102331129) 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, 10844090 + ... + 10846127.

It is an arithmetic number, because the mean of its divisors is an integer number (5531005590).

Almost surely, 2^22102331123 is an apocalyptic number.

22102331123 is a deficient number, since it is larger than the sum of its proper divisors (21691237).

22102331123 is a wasteful number, since it uses less digits than its factorization.

22102331123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21691236.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 22102331123 its reverse (32113320122), we get a palindrome (54215651245).

The spelling of 22102331123 in words is "twenty-two billion, one hundred two million, three hundred thirty-one thousand, one hundred twenty-three".