2112021122102 has 24 divisors (see below), whose sum is σ = 3252636496368. Its totient is φ = 1028175895760.

The previous prime is 2112021122059. The next prime is 2112021122117. The reversal of 2112021122102 is 2012211202112.

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 11 ways as a sum of consecutive naturals, for example, 1238543 + ... + 2399589.

It is an arithmetic number, because the mean of its divisors is an integer number (135526520682).

Almost surely, 2^{2112021122102} is an apocalyptic number.

2112021122102 is a deficient number, since it is larger than the sum of its proper divisors (1140615374266).

2112021122102 is a wasteful number, since it uses less digits than its factorization.

2112021122102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1161364 (or 1161233 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 2112021122102 its reverse (2012211202112), we get a palindrome (4124232324214).

The spelling of 2112021122102 in words is "two trillion, one hundred twelve billion, twenty-one million, one hundred twenty-two thousand, one hundred two".