13323220211122 has 4 divisors (see below), whose sum is σ = 19984830316686. Its totient is φ = 6661610105560.

The previous prime is 13323220211117. The next prime is 13323220211141. The reversal of 13323220211122 is 22111202232331.

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., 11757691244601 + 1565528966521 = 3428949^2 + 1251211^2 .

It is an unprimeable number.

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, 3330805052779 + ... + 3330805052782.

Almost surely, 2^{13323220211122} is an apocalyptic number.

13323220211122 is a deficient number, since it is larger than the sum of its proper divisors (6661610105564).

13323220211122 is an equidigital number, since it uses as much as digits as its factorization.

13323220211122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6661610105563.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 13323220211122 its reverse (22111202232331), we get a palindrome (35434422443453).

The spelling of 13323220211122 in words is "thirteen trillion, three hundred twenty-three billion, two hundred twenty million, two hundred eleven thousand, one hundred twenty-two".