22332320220 has 48 divisors (see below), whose sum is σ = 71463426048. Its totient is φ = 5104530240.

The previous prime is 22332320209. The next prime is 22332320233. The reversal of 22332320220 is 2202323322.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26585676 + ... + 26586515.

It is an arithmetic number, because the mean of its divisors is an integer number (1488821376).

Almost surely, 2^22332320220 is an apocalyptic number.

22332320220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22332320220 is an abundant number, since it is smaller than the sum of its proper divisors (49131105828).

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

22332320220 is a wasteful number, since it uses less digits than its factorization.

22332320220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53172210 (or 53172208 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 21.

Adding to 22332320220 its reverse (2202323322), we get a palindrome (24534643542).

The spelling of 22332320220 in words is "twenty-two billion, three hundred thirty-two million, three hundred twenty thousand, two hundred twenty".