2113222311833 has 2 divisors, whose sum is σ = 2113222311834. Its totient is φ = 2113222311832.

The previous prime is 2113222311829. The next prime is 2113222311857. The reversal of 2113222311833 is 3381132223112.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1730269267609 + 382953044224 = 1315397^2 + 618832^2 .

It is a cyclic number.

It is not a de Polignac number, because 2113222311833 - 2² = 2113222311829 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2113222311833.

It is not a weakly prime, because it can be changed into another prime (2113222311883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056611155916 + 1056611155917.

It is an arithmetic number, because the mean of its divisors is an integer number (1056611155917).

Almost surely, 2^{2113222311833} is an apocalyptic number.

It is an amenable number.

2113222311833 is a deficient number, since it is larger than the sum of its proper divisors (1).

2113222311833 is an equidigital number, since it uses as much as digits as its factorization.

2113222311833 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10368, while the sum is 32.

Adding to 2113222311833 its reverse (3381132223112), we get a palindrome (5494354534945).

The spelling of 2113222311833 in words is "two trillion, one hundred thirteen billion, two hundred twenty-two million, three hundred eleven thousand, eight hundred thirty-three".