220112022212212 has 24 divisors (see below), whose sum is σ = 414998132310216. Its totient is φ = 101548132528128.

The previous prime is 220112022212209. The next prime is 220112022212219. The reversal of 220112022212212 is 212212220211022.

It can be written as a sum of positive squares in 4 ways, for example, as 3374620436196 + 216737401776016 = 1837014^2 + 14722004^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220112022212219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 875530813 + ... + 875782180.

It is an arithmetic number, because the mean of its divisors is an integer number (17291588846259).

Almost surely, 2^{220112022212212} is an apocalyptic number.

It is an amenable number.

220112022212212 is a deficient number, since it is larger than the sum of its proper divisors (194886110098004).

220112022212212 is a wasteful number, since it uses less digits than its factorization.

220112022212212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1751315427 (or 1751315425 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 220112022212212 its reverse (212212220211022), we get a palindrome (432324242423234).

The spelling of 220112022212212 in words is "two hundred twenty trillion, one hundred twelve billion, twenty-two million, two hundred twelve thousand, two hundred twelve".