220100110120 has 64 divisors (see below), whose sum is σ = 541972088640. Its totient is φ = 79780646400.

The previous prime is 220100110093. The next prime is 220100110133. The reversal of 220100110120 is 21011001022.

It is a super-2 number, since 2×220100110120² (a number of 23 digits) contains 22 as substring.

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 = 220100110097 and 220100110106.

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, 661366 + ... + 936805.

It is an arithmetic number, because the mean of its divisors is an integer number (8468313885).

Almost surely, 2^220100110120 is an apocalyptic number.

220100110120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220100110120 is an abundant number, since it is smaller than the sum of its proper divisors (321871978520).

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

220100110120 is a wasteful number, since it uses less digits than its factorization.

220100110120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1598506 (or 1598502 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 220100110120 its reverse (21011001022), we get a palindrome (241111111142).

The spelling of 220100110120 in words is "two hundred twenty billion, one hundred million, one hundred ten thousand, one hundred twenty".