12102016156 has 6 divisors (see below), whose sum is σ = 21178528280. Its totient is φ = 6051008076.

The previous prime is 12102016081. The next prime is 12102016177. The reversal of 12102016156 is 65161020121.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 12102016156.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1512752016 + ... + 1512752023.

Almost surely, 2^12102016156 is an apocalyptic number.

It is an amenable number.

12102016156 is a deficient number, since it is larger than the sum of its proper divisors (9076512124).

12102016156 is a wasteful number, since it uses less digits than its factorization.

12102016156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3025504043 (or 3025504041 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 25.

Adding to 12102016156 its reverse (65161020121), we get a palindrome (77263036277).

The spelling of 12102016156 in words is "twelve billion, one hundred two million, sixteen thousand, one hundred fifty-six".