2210111220112 has 20 divisors (see below), whose sum is σ = 4429748782620. Its totient is φ = 1066950243968.

The previous prime is 2210111220091. The next prime is 2210111220139. The reversal of 2210111220112 is 2110221110122.

It can be written as a sum of positive squares in 2 ways, for example, as 1076746576896 + 1133364643216 = 1037664^2 + 1064596^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2381584903 + ... + 2381585830.

It is an arithmetic number, because the mean of its divisors is an integer number (221487439131).

Almost surely, 2^{2210111220112} is an apocalyptic number.

It is an amenable number.

2210111220112 is an abundant number, since it is smaller than the sum of its proper divisors (2219637562508).

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

2210111220112 is a wasteful number, since it uses less digits than its factorization.

2210111220112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4763170770 (or 4763170764 counting only the distinct ones).

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

Adding to 2210111220112 its reverse (2110221110122), we get a palindrome (4320332330234).

The spelling of 2210111220112 in words is "two trillion, two hundred ten billion, one hundred eleven million, two hundred twenty thousand, one hundred twelve".