22101001123 has 8 divisors (see below), whose sum is σ = 22865572800. Its totient is φ = 21336594048.

The previous prime is 22101001063. The next prime is 22101001187. The reversal of 22101001123 is 32110010122.

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 22101001123 - 2³³ = 13511066531 is a prime.

It is a super-2 number, since 2×22101001123² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22101001423) 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, 272715 + ... + 344347.

It is an arithmetic number, because the mean of its divisors is an integer number (2858196600).

Almost surely, 2^22101001123 is an apocalyptic number.

22101001123 is a deficient number, since it is larger than the sum of its proper divisors (764571677).

22101001123 is a wasteful number, since it uses less digits than its factorization.

22101001123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82301.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 22101001123 its reverse (32110010122), we get a palindrome (54211011245).

The spelling of 22101001123 in words is "twenty-two billion, one hundred one million, one thousand, one hundred twenty-three".