2112022110 has 64 divisors (see below), whose sum is σ = 5584495104. Its totient is φ = 506928000.

The previous prime is 2112022109. The next prime is 2112022111. The reversal of 2112022110 is 112202112.

It is an interprime number because it is at equal distance from previous prime (2112022109) and next prime (2112022111).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112022111) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1647 + ... + 65013.

It is an arithmetic number, because the mean of its divisors is an integer number (87257736).

Almost surely, 2^2112022110 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2112022110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2792247552).

2112022110 is an abundant number, since it is smaller than the sum of its proper divisors (3472472994).

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

2112022110 is a wasteful number, since it uses less digits than its factorization.

2112022110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63489.

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 2112022110 is about 45956.7417252355. The cubic root of 2112022110 is about 1283.0182091660.

Adding to 2112022110 its reverse (112202112), we get a palindrome (2224224222).

It can be divided in two parts, 211202 and 2110, that added together give a palindrome (213312).

The spelling of 2112022110 in words is "two billion, one hundred twelve million, twenty-two thousand, one hundred ten".