12213330111 has 24 divisors (see below), whose sum is σ = 19184063184. Its totient is φ = 7456147200.

The previous prime is 12213330109. The next prime is 12213330113. The reversal of 12213330111 is 11103331221.

12213330111 is a `hidden beast` number, since 1 + 221 + 3 + 330 + 111 = 666.

It is an interprime number because it is at equal distance from previous prime (12213330109) and next prime (12213330113).

It is not a de Polignac number, because 12213330111 - 2¹ = 12213330109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12213330113) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1073065 + ... + 1084386.

It is an arithmetic number, because the mean of its divisors is an integer number (799335966).

Almost surely, 2^12213330111 is an apocalyptic number.

12213330111 is a deficient number, since it is larger than the sum of its proper divisors (6970733073).

12213330111 is a wasteful number, since it uses less digits than its factorization.

12213330111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2157511 (or 2157508 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 12213330111 its reverse (11103331221), we get a palindrome (23316661332).

The spelling of 12213330111 in words is "twelve billion, two hundred thirteen million, three hundred thirty thousand, one hundred eleven".