12321102111 has 8 divisors (see below), whose sum is σ = 16490601600. Its totient is φ = 8182835352.

The previous prime is 12321102107. The next prime is 12321102119. The reversal of 12321102111 is 11120112321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12321102111 - 2² = 12321102107 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12321102119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7807261 + ... + 7808838.

It is an arithmetic number, because the mean of its divisors is an integer number (2061325200).

Almost surely, 2^12321102111 is an apocalyptic number.

12321102111 is a deficient number, since it is larger than the sum of its proper divisors (4169499489).

12321102111 is a wasteful number, since it uses less digits than its factorization.

12321102111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15616365.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 12321102111 its reverse (11120112321), we get a palindrome (23441214432).

The spelling of 12321102111 in words is "twelve billion, three hundred twenty-one million, one hundred two thousand, one hundred eleven".