2112100022022 has 128 divisors (see below), whose sum is σ = 4620884889600. Its totient is φ = 641060499456.

The previous prime is 2112100021973. The next prime is 2112100022041. The reversal of 2112100022022 is 2202200012112.

It is a junction number, because it is equal to n+sod(n) for n = 2112100021992 and 2112100022010.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 210426388 + ... + 210436424.

It is an arithmetic number, because the mean of its divisors is an integer number (36100663200).

Almost surely, 2^{2112100022022} is an apocalyptic number.

2112100022022 is an abundant number, since it is smaller than the sum of its proper divisors (2508784867578).

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

2112100022022 is a wasteful number, since it uses less digits than its factorization.

2112100022022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10670.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2112100022022 its reverse (2202200012112), we get a palindrome (4314300034134).

The spelling of 2112100022022 in words is "two trillion, one hundred twelve billion, one hundred million, twenty-two thousand, twenty-two".