220112001222222 has 64 divisors (see below), whose sum is σ = 462755818635264. Its totient is φ = 69709500927360.

The previous prime is 220112001222161. The next prime is 220112001222241. The reversal of 220112001222222 is 222222100211022.

It is a congruent number.

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, 34036147 + ... + 39983537.

It is an arithmetic number, because the mean of its divisors is an integer number (7230559666176).

Almost surely, 2^{220112001222222} is an apocalyptic number.

220112001222222 is an abundant number, since it is smaller than the sum of its proper divisors (242643817413042).

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

220112001222222 is a wasteful number, since it uses less digits than its factorization.

220112001222222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5951353.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 220112001222222 its reverse (222222100211022), we get a palindrome (442334101433244).

The spelling of 220112001222222 in words is "two hundred twenty trillion, one hundred twelve billion, one million, two hundred twenty-two thousand, two hundred twenty-two".