22054043219 has 16 divisors (see below), whose sum is σ = 24979256064. Its totient is φ = 19329148800.

The previous prime is 22054043197. The next prime is 22054043269. The reversal of 22054043219 is 91234045022.

It is not a de Polignac number, because 22054043219 - 2²⁴ = 22037266003 is a prime.

It is a super-2 number, since 2×22054043219² (a number of 21 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22054043269) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 494912 + ... + 537629.

It is an arithmetic number, because the mean of its divisors is an integer number (1561203504).

Almost surely, 2^22054043219 is an apocalyptic number.

22054043219 is a deficient number, since it is larger than the sum of its proper divisors (2925212845).

22054043219 is a wasteful number, since it uses less digits than its factorization.

22054043219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1032638.

The product of its (nonzero) digits is 17280, while the sum is 32.

The spelling of 22054043219 in words is "twenty-two billion, fifty-four million, forty-three thousand, two hundred nineteen".