22145310344 has 16 divisors (see below), whose sum is σ = 42022728720. Its totient is φ = 10939249360.

The previous prime is 22145310311. The next prime is 22145310353. The reversal of 22145310344 is 44301354122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16675022 + ... + 16676349.

It is an arithmetic number, because the mean of its divisors is an integer number (2626420545).

Almost surely, 2^22145310344 is an apocalyptic number.

It is an amenable number.

22145310344 is a deficient number, since it is larger than the sum of its proper divisors (19877418376).

22145310344 is a wasteful number, since it uses less digits than its factorization.

22145310344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33351460 (or 33351456 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 22145310344 its reverse (44301354122), we get a palindrome (66446664466).

The spelling of 22145310344 in words is "twenty-two billion, one hundred forty-five million, three hundred ten thousand, three hundred forty-four".