220231200198 has 32 divisors (see below), whose sum is σ = 442333193472. Its totient is φ = 73099144800.

The previous prime is 220231200197. The next prime is 220231200239. The reversal of 220231200198 is 891002132022.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220231200197) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1567108 + ... + 1701848.

It is an arithmetic number, because the mean of its divisors is an integer number (13822912296).

Almost surely, 2^220231200198 is an apocalyptic number.

220231200198 is an abundant number, since it is smaller than the sum of its proper divisors (222101993274).

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

220231200198 is a wasteful number, since it uses less digits than its factorization.

220231200198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135900.

The product of its (nonzero) digits is 3456, while the sum is 30.

It can be divided in two parts, 22023 and 1200198, that added together give a palindrome (1222221).

The spelling of 220231200198 in words is "two hundred twenty billion, two hundred thirty-one million, two hundred thousand, one hundred ninety-eight".