220122320322220 has 48 divisors (see below), whose sum is σ = 489472659321408. Its totient is φ = 82865481062400.

The previous prime is 220122320322119. The next prime is 220122320322241. The reversal of 220122320322220 is 22223023221022.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9119856 + ... + 22878295.

It is an arithmetic number, because the mean of its divisors is an integer number (10197347069196).

Almost surely, 2^{220122320322220} is an apocalyptic number.

220122320322220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220122320322220 is an abundant number, since it is smaller than the sum of its proper divisors (269350338999188).

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

220122320322220 is a wasteful number, since it uses less digits than its factorization.

220122320322220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32018410 (or 32018408 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 220122320322220 its reverse (22223023221022), we get a palindrome (242345343543242).

The spelling of 220122320322220 in words is "two hundred twenty trillion, one hundred twenty-two billion, three hundred twenty million, three hundred twenty-two thousand, two hundred twenty".