2111332313 has 2 divisors, whose sum is σ = 2111332314. Its totient is φ = 2111332312.

The previous prime is 2111332303. The next prime is 2111332339. The reversal of 2111332313 is 3132331112.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1858299664 + 253032649 = 43108^2 + 15907^2 .

It is a cyclic number.

It is not a de Polignac number, because 2111332313 - 2⁸ = 2111332057 is a prime.

It is not a weakly prime, because it can be changed into another prime (2111332303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055666156 + 1055666157.

It is an arithmetic number, because the mean of its divisors is an integer number (1055666157).

Almost surely, 2^2111332313 is an apocalyptic number.

It is an amenable number.

2111332313 is a deficient number, since it is larger than the sum of its proper divisors (1).

2111332313 is an equidigital number, since it uses as much as digits as its factorization.

2111332313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 324, while the sum is 20.

The square root of 2111332313 is about 45949.2362613352. The cubic root of 2111332313 is about 1282.8785138987.

Adding to 2111332313 its reverse (3132331112), we get a palindrome (5243663425).

The spelling of 2111332313 in words is "two billion, one hundred eleven million, three hundred thirty-two thousand, three hundred thirteen".