220112012112112 has 20 divisors (see below), whose sum is σ = 434513571081480. Its totient is φ = 107979477639488.

The previous prime is 220112012112077. The next prime is 220112012112127. The reversal of 220112012112112 is 211211210211022.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 220112012112112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129783025162 + ... + 129783026857.

It is an arithmetic number, because the mean of its divisors is an integer number (21725678554074).

Almost surely, 2^{220112012112112} is an apocalyptic number.

It is an amenable number.

220112012112112 is a deficient number, since it is larger than the sum of its proper divisors (214401558969368).

220112012112112 is a wasteful number, since it uses less digits than its factorization.

220112012112112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259566052080 (or 259566052074 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 220112012112112 its reverse (211211210211022), we get a palindrome (431323222323134).

The spelling of 220112012112112 in words is "two hundred twenty trillion, one hundred twelve billion, twelve million, one hundred twelve thousand, one hundred twelve".