22112123 has 8 divisors (see below), whose sum is σ = 24954480. Its totient is φ = 19408480.

The previous prime is 22112107. The next prime is 22112141. The reversal of 22112123 is 32121122.

It is a happy number.

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 22112123 - 2⁴ = 22112107 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22112098 and 22112107.

It is not an unprimeable number, because it can be changed into a prime (22112173) 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, 34340 + ... + 34977.

It is an arithmetic number, because the mean of its divisors is an integer number (3119310).

Almost surely, 2^22112123 is an apocalyptic number.

22112123 is a deficient number, since it is larger than the sum of its proper divisors (2842357).

22112123 is a wasteful number, since it uses less digits than its factorization.

22112123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69357.

The product of its digits is 48, while the sum is 14.

The square root of 22112123 is about 4702.3529216766. The cubic root of 22112123 is about 280.6791464508.

Adding to 22112123 its reverse (32121122), we get a palindrome (54233245).

It can be divided in two parts, 2211 and 2123, that added together give a palindrome (4334).

The spelling of 22112123 in words is "twenty-two million, one hundred twelve thousand, one hundred twenty-three".