13321322033 has 4 divisors (see below), whose sum is σ = 13321564788. Its totient is φ = 13321079280.

The previous prime is 13321321987. The next prime is 13321322039. The reversal of 13321322033 is 33022312331.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 12390583969 + 930738064 = 111313^2 + 30508^2 .

It is a cyclic number.

It is not a de Polignac number, because 13321322033 - 2¹⁴ = 13321305649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13321322039) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4343 + ... + 163283.

It is an arithmetic number, because the mean of its divisors is an integer number (3330391197).

Almost surely, 2^13321322033 is an apocalyptic number.

It is an amenable number.

13321322033 is a deficient number, since it is larger than the sum of its proper divisors (242755).

13321322033 is an equidigital number, since it uses as much as digits as its factorization.

13321322033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242754.

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

Adding to 13321322033 its reverse (33022312331), we get a palindrome (46343634364).

The spelling of 13321322033 in words is "thirteen billion, three hundred twenty-one million, three hundred twenty-two thousand, thirty-three".