220002001120 has 48 divisors (see below), whose sum is σ = 567005161968. Its totient is φ = 80000727040.

The previous prime is 220002001061. The next prime is 220002001123. The reversal of 220002001120 is 21100200022.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 220002001097 and 220002001106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220002001123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62498809 + ... + 62502328.

It is an arithmetic number, because the mean of its divisors is an integer number (11812607541).

Almost surely, 2^220002001120 is an apocalyptic number.

220002001120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220002001120 is an abundant number, since it is smaller than the sum of its proper divisors (347003160848).

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

220002001120 is a wasteful number, since it uses less digits than its factorization.

220002001120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125001163 (or 125001155 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 220002001120 its reverse (21100200022), we get a palindrome (241102201142).

The spelling of 220002001120 in words is "two hundred twenty billion, two million, one thousand, one hundred twenty".