220233231100 has 18 divisors (see below), whose sum is σ = 477906111704. Its totient is φ = 88093292400.

The previous prime is 220233231083. The next prime is 220233231139. The reversal of 220233231100 is 1132332022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1101166056 + ... + 1101166255.

Almost surely, 2^220233231100 is an apocalyptic number.

220233231100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220233231100 is an abundant number, since it is smaller than the sum of its proper divisors (257672880604).

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

220233231100 is a wasteful number, since it uses less digits than its factorization.

220233231100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2202332325 (or 2202332318 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 220233231100 its reverse (1132332022), we get a palindrome (221365563122).

The spelling of 220233231100 in words is "two hundred twenty billion, two hundred thirty-three million, two hundred thirty-one thousand, one hundred".