22451355322 has 16 divisors (see below), whose sum is σ = 37006751232. Its totient is φ = 10130669920.

The previous prime is 22451355293. The next prime is 22451355341. The reversal of 22451355322 is 22355315422.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3721498 + ... + 3727525.

It is an arithmetic number, because the mean of its divisors is an integer number (2312921952).

Almost surely, 2^22451355322 is an apocalyptic number.

22451355322 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22451355322 is a deficient number, since it is larger than the sum of its proper divisors (14555395910).

22451355322 is a wasteful number, since it uses less digits than its factorization.

22451355322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7449173.

The product of its digits is 72000, while the sum is 34.

It can be divided in two parts, 22451 and 355322, that added together give a palindrome (377773).

The spelling of 22451355322 in words is "twenty-two billion, four hundred fifty-one million, three hundred fifty-five thousand, three hundred twenty-two".