220011110220 has 96 divisors (see below), whose sum is σ = 676484798976. Its totient is φ = 52982784000.

The previous prime is 220011110213. The next prime is 220011110233. The reversal of 220011110220 is 22011110022.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 220011110196 and 220011110205.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1004149 + ... + 1203468.

It is an arithmetic number, because the mean of its divisors is an integer number (7046716656).

Almost surely, 2^220011110220 is an apocalyptic number.

220011110220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220011110220 is an abundant number, since it is smaller than the sum of its proper divisors (456473688756).

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

220011110220 is a wasteful number, since it uses less digits than its factorization.

220011110220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2207791 (or 2207789 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 220011110220 its reverse (22011110022), we get a palindrome (242022220242).

The spelling of 220011110220 in words is "two hundred twenty billion, eleven million, one hundred ten thousand, two hundred twenty".