220032120120 has 32 divisors (see below), whose sum is σ = 660096360720. Its totient is φ = 58675232000.

The previous prime is 220032120073. The next prime is 220032120131. The reversal of 220032120120 is 21021230022.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 220032120120.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 916800381 + ... + 916800620.

Almost surely, 2^220032120120 is an apocalyptic number.

220032120120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220032120120 is an abundant number, since it is smaller than the sum of its proper divisors (440064240600).

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

220032120120 is a wasteful number, since it uses less digits than its factorization.

220032120120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1833601015 (or 1833601011 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 220032120120 its reverse (21021230022), we get a palindrome (241053350142).

The spelling of 220032120120 in words is "two hundred twenty billion, thirty-two million, one hundred twenty thousand, one hundred twenty".