2264721111 has 24 divisors (see below), whose sum is σ = 3337622496. Its totient is φ = 1479266880.

The previous prime is 2264721097. The next prime is 2264721161. The reversal of 2264721111 is 1111274622.

2264721111 is a `hidden beast` number, since 2 + 2 + 647 + 2 + 1 + 1 + 11 = 666.

It is not a de Polignac number, because 2264721111 - 2¹¹ = 2264719063 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2264721161) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 388726 + ... + 394508.

It is an arithmetic number, because the mean of its divisors is an integer number (139067604).

Almost surely, 2^2264721111 is an apocalyptic number.

2264721111 is a deficient number, since it is larger than the sum of its proper divisors (1072901385).

2264721111 is a wasteful number, since it uses less digits than its factorization.

2264721111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6663 (or 6660 counting only the distinct ones).

The product of its digits is 1344, while the sum is 27.

The square root of 2264721111 is about 47589.0860492193. The cubic root of 2264721111 is about 1313.2222815234. Note that the first 4 decimals are identical.

Adding to 2264721111 its reverse (1111274622), we get a palindrome (3375995733).

The spelling of 2264721111 in words is "two billion, two hundred sixty-four million, seven hundred twenty-one thousand, one hundred eleven".