11313212233 has 2 divisors, whose sum is σ = 11313212234. Its totient is φ = 11313212232.

The previous prime is 11313212201. The next prime is 11313212249. The reversal of 11313212233 is 33221231311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6417131449 + 4896080784 = 80107^2 + 69972^2 .

It is a cyclic number.

It is not a de Polignac number, because 11313212233 - 2⁵ = 11313212201 is a prime.

It is not a weakly prime, because it can be changed into another prime (11313218233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5656606116 + 5656606117.

It is an arithmetic number, because the mean of its divisors is an integer number (5656606117).

Almost surely, 2^11313212233 is an apocalyptic number.

It is an amenable number.

11313212233 is a deficient number, since it is larger than the sum of its proper divisors (1).

11313212233 is an equidigital number, since it uses as much as digits as its factorization.

11313212233 is an evil number, because the sum of its binary digits is even.

The product of its digits is 648, while the sum is 22.

Adding to 11313212233 its reverse (33221231311), we get a palindrome (44534443544).

The spelling of 11313212233 in words is "eleven billion, three hundred thirteen million, two hundred twelve thousand, two hundred thirty-three".