228321123822 has 48 divisors (see below), whose sum is σ = 539717173632. Its totient is φ = 69181929360.

The previous prime is 228321123817. The next prime is 228321123827.

228321123822 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (228321123817) and next prime (228321123827).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (228321123827) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2426253 + ... + 2518599.

It is an arithmetic number, because the mean of its divisors is an integer number (11244107784).

Almost surely, 2^228321123822 is an apocalyptic number.

228321123822 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

228321123822 is an abundant number, since it is smaller than the sum of its proper divisors (311396049810).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

228321123822 is a wasteful number, since it uses less digits than its factorization.

228321123822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104853 (or 104850 counting only the distinct ones).

The product of its digits is 36864, while the sum is 36.

The spelling of 228321123822 in words is "two hundred twenty-eight billion, three hundred twenty-one million, one hundred twenty-three thousand, eight hundred twenty-two".