22180598222 has 4 divisors (see below), whose sum is σ = 33270897336. Its totient is φ = 11090299110.

The previous prime is 22180598221. The next prime is 22180598227. The reversal of 22180598222 is 22289508122.

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

It is a super-2 number, since 2×22180598222² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22180598222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22180598221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5545149554 + ... + 5545149557.

It is an arithmetic number, because the mean of its divisors is an integer number (8317724334).

Almost surely, 2^22180598222 is an apocalyptic number.

22180598222 is a deficient number, since it is larger than the sum of its proper divisors (11090299114).

22180598222 is a wasteful number, since it uses less digits than its factorization.

22180598222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11090299113.

The product of its (nonzero) digits is 92160, while the sum is 41.

The spelling of 22180598222 in words is "twenty-two billion, one hundred eighty million, five hundred ninety-eight thousand, two hundred twenty-two".