12111200000102 has 32 divisors (see below), whose sum is σ = 21096643314432. Its totient is φ = 5107049396064.

The previous prime is 12111200000093. The next prime is 12111200000111. The reversal of 12111200000102 is 20100000211121.

It is an interprime number because it is at equal distance from previous prime (12111200000093) and next prime (12111200000111).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6768308 + ... + 8368535.

It is an arithmetic number, because the mean of its divisors is an integer number (659270103576).

Almost surely, 2^{12111200000102} is an apocalyptic number.

12111200000102 is a deficient number, since it is larger than the sum of its proper divisors (8985443314330).

12111200000102 is a wasteful number, since it uses less digits than its factorization.

12111200000102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15137772.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 12111200000102 its reverse (20100000211121), we get a palindrome (32211200211223).

The spelling of 12111200000102 in words is "twelve trillion, one hundred eleven billion, two hundred million, one hundred two", and thus it is an aban number.