20211110220112 has 40 divisors (see below), whose sum is σ = 44888378672192. Its totient is φ = 8635735468800.

The previous prime is 20211110220071. The next prime is 20211110220167. The reversal of 20211110220112 is 21102201111202.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 272555589 + ... + 272629732.

Almost surely, 2^{20211110220112} is an apocalyptic number.

It is an amenable number.

20211110220112 is an abundant number, since it is smaller than the sum of its proper divisors (24677268452080).

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

20211110220112 is a wasteful number, since it uses less digits than its factorization.

20211110220112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 545185667 (or 545185661 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 20211110220112 its reverse (21102201111202), we get a palindrome (41313311331314).

The spelling of 20211110220112 in words is "twenty trillion, two hundred eleven billion, one hundred ten million, two hundred twenty thousand, one hundred twelve".