12104140102 has 4 divisors (see below), whose sum is σ = 18156210156. Its totient is φ = 6052070050.

The previous prime is 12104140093. The next prime is 12104140109. The reversal of 12104140102 is 20104140121.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12104140109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3026035024 + ... + 3026035027.

It is an arithmetic number, because the mean of its divisors is an integer number (4539052539).

Almost surely, 2^12104140102 is an apocalyptic number.

12104140102 is a deficient number, since it is larger than the sum of its proper divisors (6052070054).

12104140102 is an equidigital number, since it uses as much as digits as its factorization.

12104140102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6052070053.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12104140102 its reverse (20104140121), we get a palindrome (32208280223).

The spelling of 12104140102 in words is "twelve billion, one hundred four million, one hundred forty thousand, one hundred two".