22118118289833 has 4 divisors (see below), whose sum is σ = 29490824386448. Its totient is φ = 14745412193220.

The previous prime is 22118118289763. The next prime is 22118118289843. The reversal of 22118118289833 is 33898281181122.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 22118118289833 - 2¹⁶ = 22118118224297 is a prime.

It is a super-2 number, since 2×22118118289833² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22118118289843) 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, 3686353048303 + ... + 3686353048308.

It is an arithmetic number, because the mean of its divisors is an integer number (7372706096612).

Almost surely, 2^{22118118289833} is an apocalyptic number.

It is an amenable number.

22118118289833 is a deficient number, since it is larger than the sum of its proper divisors (7372706096615).

22118118289833 is an equidigital number, since it uses as much as digits as its factorization.

22118118289833 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7372706096614.

The product of its digits is 2654208, while the sum is 57.

The spelling of 22118118289833 in words is "twenty-two trillion, one hundred eighteen billion, one hundred eighteen million, two hundred eighty-nine thousand, eight hundred thirty-three".