22120300220 has 48 divisors (see below), whose sum is σ = 46684330560. Its totient is φ = 8804100096.

The previous prime is 22120300219. The next prime is 22120300231. The reversal of 22120300220 is 2200302122.

It is a junction number, because it is equal to n+sod(n) for n = 22120300195 and 22120300204.

It is a congruent number.

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, 3548066 + ... + 3554294.

It is an arithmetic number, because the mean of its divisors is an integer number (972590220).

Almost surely, 2^22120300220 is an apocalyptic number.

22120300220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22120300220 is an abundant number, since it is smaller than the sum of its proper divisors (24564030340).

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

22120300220 is a wasteful number, since it uses less digits than its factorization.

22120300220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7094 (or 7092 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

Adding to 22120300220 its reverse (2200302122), we get a palindrome (24320602342).

The spelling of 22120300220 in words is "twenty-two billion, one hundred twenty million, three hundred thousand, two hundred twenty".