22245452222 has 8 divisors (see below), whose sum is σ = 38135060976. Its totient is φ = 9533765232.

The previous prime is 22245452219. The next prime is 22245452233. The reversal of 22245452222 is 22225454222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×22245452222² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 794480423 + ... + 794480450.

It is an arithmetic number, because the mean of its divisors is an integer number (4766882622).

Almost surely, 2^22245452222 is an apocalyptic number.

22245452222 is a deficient number, since it is larger than the sum of its proper divisors (15889608754).

22245452222 is a wasteful number, since it uses less digits than its factorization.

22245452222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1588960882.

The product of its digits is 51200, while the sum is 32.

The spelling of 22245452222 in words is "twenty-two billion, two hundred forty-five million, four hundred fifty-two thousand, two hundred twenty-two".