2221313323110 has 128 divisors (see below), whose sum is σ = 6198341280768. Its totient is φ = 498944448000.

The previous prime is 2221313323091. The next prime is 2221313323111. The reversal of 2221313323110 is 113233131222.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2221313323111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13896240 + ... + 14055180.

It is an arithmetic number, because the mean of its divisors is an integer number (48424541256).

Almost surely, 2^{2221313323110} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2221313323110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3099170640384).

2221313323110 is an abundant number, since it is smaller than the sum of its proper divisors (3977027957658).

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

2221313323110 is a wasteful number, since it uses less digits than its factorization.

2221313323110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160110.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 2221313323110 its reverse (113233131222), we get a palindrome (2334546454332).

The spelling of 2221313323110 in words is "two trillion, two hundred twenty-one billion, three hundred thirteen million, three hundred twenty-three thousand, one hundred ten".