11232211223213 has 4 divisors (see below), whose sum is σ = 11232259859328. Its totient is φ = 11232162587100.

The previous prime is 11232211223201. The next prime is 11232211223221. The reversal of 11232211223213 is 31232211223211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11232211223213 - 2¹⁴ = 11232211206829 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11232211223243) 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, 23969981 + ... + 24434082.

It is an arithmetic number, because the mean of its divisors is an integer number (2808064964832).

Almost surely, 2^{11232211223213} is an apocalyptic number.

It is an amenable number.

11232211223213 is a deficient number, since it is larger than the sum of its proper divisors (48636115).

11232211223213 is an equidigital number, since it uses as much as digits as its factorization.

11232211223213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48636114.

The product of its digits is 1728, while the sum is 26.

Adding to 11232211223213 its reverse (31232211223211), we get a palindrome (42464422446424).

The spelling of 11232211223213 in words is "eleven trillion, two hundred thirty-two billion, two hundred eleven million, two hundred twenty-three thousand, two hundred thirteen".