21332302300013 has 2 divisors, whose sum is σ = 21332302300014. Its totient is φ = 21332302300012.

The previous prime is 21332302300009. The next prime is 21332302300037. The reversal of 21332302300013 is 31000320323312.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13312004667844 + 8020297632169 = 3648562^2 + 2832013^2 .

It is a cyclic number.

It is not a de Polignac number, because 21332302300013 - 2² = 21332302300009 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (21332302300613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10666151150006 + 10666151150007.

It is an arithmetic number, because the mean of its divisors is an integer number (10666151150007).

Almost surely, 2^{21332302300013} is an apocalyptic number.

It is an amenable number.

21332302300013 is a deficient number, since it is larger than the sum of its proper divisors (1).

21332302300013 is an equidigital number, since it uses as much as digits as its factorization.

21332302300013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 21332302300013 its reverse (31000320323312), we get a palindrome (52332622623325).

The spelling of 21332302300013 in words is "twenty-one trillion, three hundred thirty-two billion, three hundred two million, three hundred thousand, thirteen".