12111113102 has 8 divisors (see below), whose sum is σ = 19818185112. Its totient is φ = 5505051400.

The previous prime is 12111113083. The next prime is 12111113117. The reversal of 12111113102 is 20131111121.

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

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, 275252549 + ... + 275252592.

It is an arithmetic number, because the mean of its divisors is an integer number (2477273139).

Almost surely, 2^12111113102 is an apocalyptic number.

12111113102 is a deficient number, since it is larger than the sum of its proper divisors (7707072010).

12111113102 is a wasteful number, since it uses less digits than its factorization.

12111113102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550505154.

The product of its (nonzero) digits is 12, while the sum is 14.

Adding to 12111113102 its reverse (20131111121), we get a palindrome (32242224223).

The spelling of 12111113102 in words is "twelve billion, one hundred eleven million, one hundred thirteen thousand, one hundred two".