220831195360 has 48 divisors (see below), whose sum is σ = 544396912416. Its totient is φ = 84491934208.

The previous prime is 220831195307. The next prime is 220831195363. The reversal of 220831195360 is 63591138022.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220831195363) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30000559 + ... + 30007918.

It is an arithmetic number, because the mean of its divisors is an integer number (11341602342).

Almost surely, 2^220831195360 is an apocalyptic number.

220831195360 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220831195360 is an abundant number, since it is smaller than the sum of its proper divisors (323565717056).

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

220831195360 is a wasteful number, since it uses less digits than its factorization.

220831195360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60008515 (or 60008507 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 40.

The spelling of 220831195360 in words is "two hundred twenty billion, eight hundred thirty-one million, one hundred ninety-five thousand, three hundred sixty".