220100110222120 has 128 divisors (see below), whose sum is σ = 521645950425600. Its totient is φ = 83349381024000.

The previous prime is 220100110221931. The next prime is 220100110222147. The reversal of 220100110222120 is 21222011001022.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 220100110222094 and 220100110222103.

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, 9476033947 + ... + 9476057173.

It is an arithmetic number, because the mean of its divisors is an integer number (4075358987700).

Almost surely, 2^{220100110222120} is an apocalyptic number.

220100110222120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220100110222120 is an abundant number, since it is smaller than the sum of its proper divisors (301545840203480).

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

220100110222120 is a wasteful number, since it uses less digits than its factorization.

220100110222120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31239 (or 31235 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 220100110222120 its reverse (21222011001022), we get a palindrome (241322121223142).

The spelling of 220100110222120 in words is "two hundred twenty trillion, one hundred billion, one hundred ten million, two hundred twenty-two thousand, one hundred twenty".