2211322113 has 96 divisors (see below), whose sum is σ = 4447951872. Its totient is φ = 1060257600.

The previous prime is 2211322109. The next prime is 2211322159. The reversal of 2211322113 is 3112231122.

It is not a de Polignac number, because 2211322113 - 2² = 2211322109 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2211322103) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 238698 + ... + 247788.

It is an arithmetic number, because the mean of its divisors is an integer number (46332832).

Almost surely, 2^2211322113 is an apocalyptic number.

It is an amenable number.

2211322113 is an abundant number, since it is smaller than the sum of its proper divisors (2236629759).

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

2211322113 is a wasteful number, since it uses less digits than its factorization.

2211322113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9137 (or 9125 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 2211322113 is about 47024.6968411281. The cubic root of 2211322113 is about 1302.8187580976.

Adding to 2211322113 its reverse (3112231122), we get a palindrome (5323553235).

Subtracting 2211322113 from its reverse (3112231122), we obtain a palindrome (900909009).

The spelling of 2211322113 in words is "two billion, two hundred eleven million, three hundred twenty-two thousand, one hundred thirteen".