228185830222 has 24 divisors (see below), whose sum is σ = 419116834440. Its totient is φ = 92646877680.

The previous prime is 228185830189. The next prime is 228185830231. The reversal of 228185830222 is 222038581822.

It is a super-2 number, since 2×228185830222² (a number of 24 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 11 ways as a sum of consecutive naturals, for example, 61272529 + ... + 61276252.

It is an arithmetic number, because the mean of its divisors is an integer number (17463201435).

Almost surely, 2^228185830222 is an apocalyptic number.

228185830222 is a deficient number, since it is larger than the sum of its proper divisors (190931004218).

228185830222 is a wasteful number, since it uses less digits than its factorization.

228185830222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122548816 (or 122548809 counting only the distinct ones).

The product of its (nonzero) digits is 245760, while the sum is 43.

The spelling of 228185830222 in words is "two hundred twenty-eight billion, one hundred eighty-five million, eight hundred thirty thousand, two hundred twenty-two".