22024443331 has 4 divisors (see below), whose sum is σ = 24026665464. Its totient is φ = 20022221200.

The previous prime is 22024443323. The next prime is 22024443361. The reversal of 22024443331 is 13334442022.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22024443331 - 2³ = 22024443323 is a prime.

It is a super-2 number, since 2×22024443331² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22024443331.

It is not an unprimeable number, because it can be changed into a prime (22024443361) 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, 1001111050 + ... + 1001111071.

It is an arithmetic number, because the mean of its divisors is an integer number (6006666366).

Almost surely, 2^22024443331 is an apocalyptic number.

22024443331 is a deficient number, since it is larger than the sum of its proper divisors (2002222133).

22024443331 is a wasteful number, since it uses less digits than its factorization.

22024443331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2002222132.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 22024443331 its reverse (13334442022), we get a palindrome (35358885353).

The spelling of 22024443331 in words is "twenty-two billion, twenty-four million, four hundred forty-three thousand, three hundred thirty-one".