220221110120 has 32 divisors (see below), whose sum is σ = 540542725920. Its totient is φ = 80080403520.

The previous prime is 220221110111. The next prime is 220221110141. The reversal of 220221110120 is 21011122022.

It is a junction number, because it is equal to n+sod(n) for n = 220221110095 and 220221110104.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 250250822 + ... + 250251701.

It is an arithmetic number, because the mean of its divisors is an integer number (16891960185).

Almost surely, 2^220221110120 is an apocalyptic number.

220221110120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220221110120 is an abundant number, since it is smaller than the sum of its proper divisors (320321615800).

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

220221110120 is a wasteful number, since it uses less digits than its factorization.

220221110120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500502545 (or 500502541 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 220221110120 its reverse (21011122022), we get a palindrome (241232232142).

The spelling of 220221110120 in words is "two hundred twenty billion, two hundred twenty-one million, one hundred ten thousand, one hundred twenty".