13212334021322 has 4 divisors (see below), whose sum is σ = 19818501031986. Its totient is φ = 6606167010660.

The previous prime is 13212334021247. The next prime is 13212334021349. The reversal of 13212334021322 is 22312043321231.

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

It can be written as a sum of positive squares in only one way, i.e., 9282618534121 + 3929715487201 = 3046739^2 + 1982351^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3303083505329 + ... + 3303083505332.

Almost surely, 2^{13212334021322} is an apocalyptic number.

13212334021322 is a deficient number, since it is larger than the sum of its proper divisors (6606167010664).

13212334021322 is an equidigital number, since it uses as much as digits as its factorization.

13212334021322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6606167010663.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 13212334021322 its reverse (22312043321231), we get a palindrome (35524377342553).

The spelling of 13212334021322 in words is "thirteen trillion, two hundred twelve billion, three hundred thirty-four million, twenty-one thousand, three hundred twenty-two".