22110923 has 4 divisors (see below), whose sum is σ = 22137408. Its totient is φ = 22084440.

The previous prime is 22110883. The next prime is 22110947. The reversal of 22110923 is 32901122.

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 22110923 - 2²⁰ = 21062347 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22110895 and 22110904.

It is not an unprimeable number, because it can be changed into a prime (22110953) 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, 11948 + ... + 13673.

It is an arithmetic number, because the mean of its divisors is an integer number (5534352).

Almost surely, 2^22110923 is an apocalyptic number.

22110923 is a deficient number, since it is larger than the sum of its proper divisors (26485).

22110923 is an equidigital number, since it uses as much as digits as its factorization.

22110923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26484.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 22110923 is about 4702.2253242481. The cubic root of 22110923 is about 280.6740689786.

The spelling of 22110923 in words is "twenty-two million, one hundred ten thousand, nine hundred twenty-three".