12232221111306 has 24 divisors (see below), whose sum is σ = 30289309418784. Its totient is φ = 3494920317480.

The previous prime is 12232221111289. The next prime is 12232221111361. The reversal of 12232221111306 is 60311112223221.

It is a happy number.

12232221111306 is a `hidden beast` number, since 1 + 2 + 2 + 322 + 21 + 1 + 11 + 306 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 12232221111306.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48540559840 + ... + 48540560091.

It is an arithmetic number, because the mean of its divisors is an integer number (1262054559116).

Almost surely, 2^{12232221111306} is an apocalyptic number.

12232221111306 is an abundant number, since it is smaller than the sum of its proper divisors (18057088307478).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12232221111306 is a wasteful number, since it uses less digits than its factorization.

12232221111306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97081119946 (or 97081119943 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

Adding to 12232221111306 its reverse (60311112223221), we get a palindrome (72543333334527).

The spelling of 12232221111306 in words is "twelve trillion, two hundred thirty-two billion, two hundred twenty-one million, one hundred eleven thousand, three hundred six".