2212112122110 has 96 divisors (see below), whose sum is σ = 6329879962848. Its totient is φ = 531523829760.

The previous prime is 2212112122027. The next prime is 2212112122127. The reversal of 2212112122110 is 112212112122.

2212112122110 is a `hidden beast` number, since 221 + 21 + 1 + 212 + 211 + 0 = 666.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9775107 + ... + 9998846.

It is an arithmetic number, because the mean of its divisors is an integer number (65936249613).

Almost surely, 2^{2212112122110} is an apocalyptic number.

2212112122110 is an abundant number, since it is smaller than the sum of its proper divisors (4117767840738).

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

2212112122110 is a wasteful number, since it uses less digits than its factorization.

2212112122110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19774090 (or 19774087 counting only the distinct ones).

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

Adding to 2212112122110 its reverse (112212112122), we get a palindrome (2324324234232).

The spelling of 2212112122110 in words is "two trillion, two hundred twelve billion, one hundred twelve million, one hundred twenty-two thousand, one hundred ten".