2122221222110 has 32 divisors (see below), whose sum is σ = 4167472302432. Its totient is φ = 771679486080.

The previous prime is 2122221222083. The next prime is 2122221222127. The reversal of 2122221222110 is 112221222212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1871324 + ... + 2783216.

It is an arithmetic number, because the mean of its divisors is an integer number (130233509451).

Almost surely, 2^{2122221222110} is an apocalyptic number.

2122221222110 is a deficient number, since it is larger than the sum of its proper divisors (2045251080322).

2122221222110 is a wasteful number, since it uses less digits than its factorization.

2122221222110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 933068.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 2122221222110 its reverse (112221222212), we get a palindrome (2234442444322).

The spelling of 2122221222110 in words is "two trillion, one hundred twenty-two billion, two hundred twenty-one million, two hundred twenty-two thousand, one hundred ten".