220001140120 has 64 divisors (see below), whose sum is σ = 508907901600. Its totient is φ = 85533327360.

The previous prime is 220001140109. The next prime is 220001140141. The reversal of 220001140120 is 21041100022.

It is a happy number.

It is a super-2 number, since 2×220001140120² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 220001140120.

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, 1360536 + ... + 1513624.

Almost surely, 2^220001140120 is an apocalyptic number.

220001140120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 220001140120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (254453950800).

220001140120 is an abundant number, since it is smaller than the sum of its proper divisors (288906761480).

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

220001140120 is a wasteful number, since it uses less digits than its factorization.

220001140120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154108 (or 154104 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 220001140120 its reverse (21041100022), we get a palindrome (241042240142).

The spelling of 220001140120 in words is "two hundred twenty billion, one million, one hundred forty thousand, one hundred twenty".