220120332000 has 96 divisors (see below), whose sum is σ = 721114246944. Its totient is φ = 58698752000.

The previous prime is 220120331909. The next prime is 220120332017. The reversal of 220120332000 is 233021022.

It is a tau number, because it is divible by the number of its divisors (96).

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

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, 9159681 + ... + 9183680.

It is an arithmetic number, because the mean of its divisors is an integer number (7511606739).

Almost surely, 2^220120332000 is an apocalyptic number.

220120332000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220120332000 is an abundant number, since it is smaller than the sum of its proper divisors (500993914944).

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

220120332000 is a wasteful number, since it uses less digits than its factorization.

220120332000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18343389 (or 18343371 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 220120332000 its reverse (233021022), we get a palindrome (220353353022).

The spelling of 220120332000 in words is "two hundred twenty billion, one hundred twenty million, three hundred thirty-two thousand".