220010222120 has 32 divisors (see below), whose sum is σ = 533101693320. Its totient is φ = 81234543360.

The previous prime is 220010222119. The next prime is 220010222143. The reversal of 220010222120 is 21222010022.

It can be written as a sum of positive squares in 4 ways, for example, as 58774244356 + 161235977764 = 242434^2 + 401542^2 .

It is a junction number, because it is equal to n+sod(n) for n = 220010222095 and 220010222104.

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, 211547771 + ... + 211548810.

Almost surely, 2^220010222120 is an apocalyptic number.

220010222120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220010222120 is an abundant number, since it is smaller than the sum of its proper divisors (313091471200).

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

220010222120 is a wasteful number, since it uses less digits than its factorization.

220010222120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423096605 (or 423096601 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 220010222120 its reverse (21222010022), we get a palindrome (241232232142).

It can be divided in two parts, 2200102 and 22120, that added together give a palindrome (2222222).

The spelling of 220010222120 in words is "two hundred twenty billion, ten million, two hundred twenty-two thousand, one hundred twenty".