12111103321102 has 8 divisors (see below), whose sum is σ = 18178352768016. Its totient is φ = 6051652398432.

The previous prime is 12111103321069. The next prime is 12111103321111. The reversal of 12111103321102 is 20112330111121.

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

It is a self number, because there is not a number n which added to its sum of digits gives 12111103321102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1949627178 + ... + 1949633389.

It is an arithmetic number, because the mean of its divisors is an integer number (2272294096002).

Almost surely, 2^{12111103321102} is an apocalyptic number.

12111103321102 is a deficient number, since it is larger than the sum of its proper divisors (6067249446914).

12111103321102 is a wasteful number, since it uses less digits than its factorization.

12111103321102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3899262122.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 12111103321102 its reverse (20112330111121), we get a palindrome (32223433432223).

The spelling of 12111103321102 in words is "twelve trillion, one hundred eleven billion, one hundred three million, three hundred twenty-one thousand, one hundred two".