228688258222 has 8 divisors (see below), whose sum is σ = 343368367272. Its totient is φ = 114232135800.

The previous prime is 228688258219. The next prime is 228688258307. The reversal of 228688258222 is 222852886822.

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

It is a super-2 number, since 2×228688258222² (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 3 ways as a sum of consecutive naturals, for example, 55994104 + ... + 55998187.

It is an arithmetic number, because the mean of its divisors is an integer number (42921045909).

Almost surely, 2^228688258222 is an apocalyptic number.

228688258222 is a deficient number, since it is larger than the sum of its proper divisors (114680109050).

228688258222 is a wasteful number, since it uses less digits than its factorization.

228688258222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111993314.

The product of its digits is 7864320, while the sum is 55.

The spelling of 228688258222 in words is "two hundred twenty-eight billion, six hundred eighty-eight million, two hundred fifty-eight thousand, two hundred twenty-two".