2122100121112 has 16 divisors (see below), whose sum is σ = 4038324858360. Its totient is φ = 1045213492224.

The previous prime is 2122100121073. The next prime is 2122100121133. The reversal of 2122100121112 is 2111210012212.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1979570473 + ... + 1979571544.

Almost surely, 2^{2122100121112} is an apocalyptic number.

It is an amenable number.

2122100121112 is a deficient number, since it is larger than the sum of its proper divisors (1916224737248).

2122100121112 is a wasteful number, since it uses less digits than its factorization.

2122100121112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3959142090 (or 3959142086 counting only the distinct ones).

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

Adding to 2122100121112 its reverse (2111210012212), we get a palindrome (4233310133324).

The spelling of 2122100121112 in words is "two trillion, one hundred twenty-two billion, one hundred million, one hundred twenty-one thousand, one hundred twelve".