20020100221112 has 64 divisors (see below), whose sum is σ = 38835724492800. Its totient is φ = 9665366037120.

The previous prime is 20020100221087. The next prime is 20020100221133. The reversal of 20020100221112 is 21112200102002.

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, 1145502518 + ... + 1145519994.

It is an arithmetic number, because the mean of its divisors is an integer number (606808195200).

Almost surely, 2^{20020100221112} is an apocalyptic number.

It is an amenable number.

20020100221112 is a deficient number, since it is larger than the sum of its proper divisors (18815624271688).

20020100221112 is a wasteful number, since it uses less digits than its factorization.

20020100221112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27636 (or 27632 counting only the distinct ones).

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

Adding to 20020100221112 its reverse (21112200102002), we get a palindrome (41132300323114).

The spelling of 20020100221112 in words is "twenty trillion, twenty billion, one hundred million, two hundred twenty-one thousand, one hundred twelve".