13223233222211 has 4 divisors (see below), whose sum is σ = 13223261883552. Its totient is φ = 13223204560872.

The previous prime is 13223233222117. The next prime is 13223233222219. The reversal of 13223233222211 is 11222233232231.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13223233222211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13223233222219) 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, 13627115 + ... + 14565188.

It is an arithmetic number, because the mean of its divisors is an integer number (3305815470888).

Almost surely, 2^{13223233222211} is an apocalyptic number.

13223233222211 is a deficient number, since it is larger than the sum of its proper divisors (28661341).

13223233222211 is an equidigital number, since it uses as much as digits as its factorization.

13223233222211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28661340.

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

Adding to 13223233222211 its reverse (11222233232231), we get a palindrome (24445466454442).

The spelling of 13223233222211 in words is "thirteen trillion, two hundred twenty-three billion, two hundred thirty-three million, two hundred twenty-two thousand, two hundred eleven".