220021110112 has 24 divisors (see below), whose sum is σ = 434200397400. Its totient is φ = 109747993344.

The previous prime is 220021110103. The next prime is 220021110139. The reversal of 220021110112 is 211011120022.

220021110112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 220021110092 and 220021110101.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8191437 + ... + 8218252.

It is an arithmetic number, because the mean of its divisors is an integer number (18091683225).

Almost surely, 2^220021110112 is an apocalyptic number.

It is an amenable number.

220021110112 is a deficient number, since it is larger than the sum of its proper divisors (214179287288).

220021110112 is a wasteful number, since it uses less digits than its factorization.

220021110112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16410118 (or 16410110 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 220021110112 its reverse (211011120022), we get a palindrome (431032230134).

The spelling of 220021110112 in words is "two hundred twenty billion, twenty-one million, one hundred ten thousand, one hundred twelve".