22112023505 has 64 divisors (see below), whose sum is σ = 33137330688. Its totient is φ = 13916098560.

The previous prime is 22112023489. The next prime is 22112023513. The reversal of 22112023505 is 50532021122.

It is not a de Polignac number, because 22112023505 - 2⁴ = 22112023489 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3193307 + ... + 3200223.

It is an arithmetic number, because the mean of its divisors is an integer number (517770792).

Almost surely, 2^22112023505 is an apocalyptic number.

It is an amenable number.

22112023505 is a deficient number, since it is larger than the sum of its proper divisors (11025307183).

22112023505 is a wasteful number, since it uses less digits than its factorization.

22112023505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7226.

The product of its (nonzero) digits is 1200, while the sum is 23.

Adding to 22112023505 its reverse (50532021122), we get a palindrome (72644044627).

The spelling of 22112023505 in words is "twenty-two billion, one hundred twelve million, twenty-three thousand, five hundred five".