220110222122112 has 128 divisors (see below), whose sum is σ = 668198768117760. Its totient is φ = 62887973962752.

The previous prime is 220110222122099. The next prime is 220110222122159. The reversal of 220110222122112 is 211221222011022.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 292462963 + ... + 293214605.

It is an arithmetic number, because the mean of its divisors is an integer number (5220302875920).

Almost surely, 2^{220110222122112} is an apocalyptic number.

It is an amenable number.

220110222122112 is an abundant number, since it is smaller than the sum of its proper divisors (448088545995648).

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

220110222122112 is a wasteful number, since it uses less digits than its factorization.

220110222122112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 860610 (or 860598 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 220110222122112 its reverse (211221222011022), we get a palindrome (431331444133134).

The spelling of 220110222122112 in words is "two hundred twenty trillion, one hundred ten billion, two hundred twenty-two million, one hundred twenty-two thousand, one hundred twelve".