2212321110 has 32 divisors (see below), whose sum is σ = 5313047040. Its totient is φ = 589566048.

The previous prime is 2212321109. The next prime is 2212321151. The reversal of 2212321110 is 111232122.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2212321110.

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, 24019 + ... + 70721.

It is an arithmetic number, because the mean of its divisors is an integer number (166032720).

Almost surely, 2^2212321110 is an apocalyptic number.

2212321110 is an abundant number, since it is smaller than the sum of its proper divisors (3100725930).

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

2212321110 is a wasteful number, since it uses less digits than its factorization.

2212321110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48292.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 2212321110 is about 47035.3176878822. The cubic root of 2212321110 is about 1303.0149176831.

Adding to 2212321110 its reverse (111232122), we get a palindrome (2323553232).

The spelling of 2212321110 in words is "two billion, two hundred twelve million, three hundred twenty-one thousand, one hundred ten".