2112221232110 has 64 divisors (see below), whose sum is σ = 4174067842560. Its totient is φ = 763188904320.

The previous prime is 2112221232101. The next prime is 2112221232139. The reversal of 2112221232110 is 112321222112.

It is a super-2 number, since 2×2112221232110² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 51213317 + ... + 51254543.

It is an arithmetic number, because the mean of its divisors is an integer number (65219810040).

Almost surely, 2^{2112221232110} is an apocalyptic number.

2112221232110 is a deficient number, since it is larger than the sum of its proper divisors (2061846610450).

2112221232110 is a wasteful number, since it uses less digits than its factorization.

2112221232110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44201.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 2112221232110 its reverse (112321222112), we get a palindrome (2224542454222).

The spelling of 2112221232110 in words is "two trillion, one hundred twelve billion, two hundred twenty-one million, two hundred thirty-two thousand, one hundred ten".