2112110022 has 128 divisors (see below), whose sum is σ = 5013093888. Its totient is φ = 586137600.

The previous prime is 2112110009. The next prime is 2112110027. The reversal of 2112110022 is 2200112112.

It is a super-2 number, since 2×2112110022² = 8922017490065680968, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112110027) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 8763822 + ... + 8764062.

It is an arithmetic number, because the mean of its divisors is an integer number (39164796).

Almost surely, 2^2112110022 is an apocalyptic number.

2112110022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 2112110022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2506546944).

2112110022 is an abundant number, since it is smaller than the sum of its proper divisors (2900983866).

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

2112110022 is a wasteful number, since it uses less digits than its factorization.

2112110022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454.

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

The square root of 2112110022 is about 45957.6981799568. The cubic root of 2112110022 is about 1283.0360106103.

Adding to 2112110022 its reverse (2200112112), we get a palindrome (4312222134).

The spelling of 2112110022 in words is "two billion, one hundred twelve million, one hundred ten thousand, twenty-two".