2110212112122 has 24 divisors (see below), whose sum is σ = 4640366935776. Its totient is φ = 692905469256.

The previous prime is 2110212112111. The next prime is 2110212112133. The reversal of 2110212112122 is 2212112120112.

It is an interprime number because it is at equal distance from previous prime (2110212112111) and next prime (2110212112133).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 2110212112095 and 2110212112104.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 874879438 + ... + 874881849.

It is an arithmetic number, because the mean of its divisors is an integer number (193348622324).

Almost surely, 2^{2110212112122} is an apocalyptic number.

2110212112122 is an abundant number, since it is smaller than the sum of its proper divisors (2530154823654).

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

2110212112122 is a wasteful number, since it uses less digits than its factorization.

2110212112122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1749761362 (or 1749761359 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 2110212112122 its reverse (2212112120112), we get a palindrome (4322324232234).

The spelling of 2110212112122 in words is "two trillion, one hundred ten billion, two hundred twelve million, one hundred twelve thousand, one hundred twenty-two".