13022213121211 has 4 divisors (see below), whose sum is σ = 14882529281392. Its totient is φ = 11161896961032.

The previous prime is 13022213121179. The next prime is 13022213121227. The reversal of 13022213121211 is 11212131222031.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 13022213121211 - 2⁵ = 13022213121179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13022213121271) 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, 930158080080 + ... + 930158080093.

It is an arithmetic number, because the mean of its divisors is an integer number (3720632320348).

Almost surely, 2^{13022213121211} is an apocalyptic number.

13022213121211 is a deficient number, since it is larger than the sum of its proper divisors (1860316160181).

13022213121211 is an equidigital number, since it uses as much as digits as its factorization.

13022213121211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1860316160180.

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 13022213121211 its reverse (11212131222031), we get a palindrome (24234344343242).

The spelling of 13022213121211 in words is "thirteen trillion, twenty-two billion, two hundred thirteen million, one hundred twenty-one thousand, two hundred eleven".