13321333431233 has 2 divisors, whose sum is σ = 13321333431234. Its totient is φ = 13321333431232.

The previous prime is 13321333431229. The next prime is 13321333431251. The reversal of 13321333431233 is 33213433312331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10955252656384 + 2366080774849 = 3309872^2 + 1538207^2 .

It is a cyclic number.

It is not a de Polignac number, because 13321333431233 - 2² = 13321333431229 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13321333431193 and 13321333431202.

It is not a weakly prime, because it can be changed into another prime (13321333431253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6660666715616 + 6660666715617.

It is an arithmetic number, because the mean of its divisors is an integer number (6660666715617).

Almost surely, 2^{13321333431233} is an apocalyptic number.

It is an amenable number.

13321333431233 is a deficient number, since it is larger than the sum of its proper divisors (1).

13321333431233 is an equidigital number, since it uses as much as digits as its factorization.

13321333431233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 104976, while the sum is 35.

Adding to 13321333431233 its reverse (33213433312331), we get a palindrome (46534766743564).

The spelling of 13321333431233 in words is "thirteen trillion, three hundred twenty-one billion, three hundred thirty-three million, four hundred thirty-one thousand, two hundred thirty-three".