220221001112 has 64 divisors (see below), whose sum is σ = 499831560000. Its totient is φ = 88798334976.

The previous prime is 220221001109. The next prime is 220221001123. The reversal of 220221001112 is 211100122022.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

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, 2864714 + ... + 2940582.

It is an arithmetic number, because the mean of its divisors is an integer number (7809868125).

Almost surely, 2^220221001112 is an apocalyptic number.

It is an amenable number.

220221001112 is an abundant number, since it is smaller than the sum of its proper divisors (279610558888).

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

220221001112 is a wasteful number, since it uses less digits than its factorization.

220221001112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78948 (or 78944 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 220221001112 its reverse (211100122022), we get a palindrome (431321123134).

The spelling of 220221001112 in words is "two hundred twenty billion, two hundred twenty-one million, one thousand, one hundred twelve".