23220320000220 has 96 divisors (see below), whose sum is σ = 82561137792000. Its totient is φ = 5307501713472.

The previous prime is 23220320000131. The next prime is 23220320000221. The reversal of 23220320000220 is 2200002302232.

23220320000220 is a `hidden beast` number, since 2 + 322 + 0 + 320 + 0 + 0 + 0 + 2 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 23220320000193 and 23220320000202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23220320000221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3071467120 + ... + 3071474679.

It is an arithmetic number, because the mean of its divisors is an integer number (860011852000).

Almost surely, 2^{23220320000220} is an apocalyptic number.

23220320000220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23220320000220 is an abundant number, since it is smaller than the sum of its proper divisors (59340817791780).

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

23220320000220 is a wasteful number, since it uses less digits than its factorization.

23220320000220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6142941824 (or 6142941816 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

Adding to 23220320000220 its reverse (2200002302232), we get a palindrome (25420322302452).

The spelling of 23220320000220 in words is "twenty-three trillion, two hundred twenty billion, three hundred twenty million, two hundred twenty", and thus it is an aban number.