2321113111 has 8 divisors (see below), whose sum is σ = 2371168080. Its totient is φ = 2271290112.

The previous prime is 2321113061. The next prime is 2321113121. The reversal of 2321113111 is 1113111232.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2321113111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2321113121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37690 + ... + 77863.

It is an arithmetic number, because the mean of its divisors is an integer number (296396010).

Almost surely, 2^2321113111 is an apocalyptic number.

2321113111 is a deficient number, since it is larger than the sum of its proper divisors (50054969).

2321113111 is a wasteful number, since it uses less digits than its factorization.

2321113111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115985.

The product of its digits is 36, while the sum is 16.

The square root of 2321113111 is about 48177.9317841686. The cubic root of 2321113111 is about 1324.0328741347.

Adding to 2321113111 its reverse (1113111232), we get a palindrome (3434224343).

The spelling of 2321113111 in words is "two billion, three hundred twenty-one million, one hundred thirteen thousand, one hundred eleven".