12126061071050 has 48 divisors (see below), whose sum is σ = 22873290069312. Its totient is φ = 4781868604800.

The previous prime is 12126061071049. The next prime is 12126061071073. The reversal of 12126061071050 is 5017016062121.

It is a junction number, because it is equal to n+sod(n) for n = 12126061070998 and 12126061071016.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 81636149 + ... + 81784551.

It is an arithmetic number, because the mean of its divisors is an integer number (476526876444).

Almost surely, 2^{12126061071050} is an apocalyptic number.

12126061071050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12126061071050 is a deficient number, since it is larger than the sum of its proper divisors (10747228998262).

12126061071050 is a wasteful number, since it uses less digits than its factorization.

12126061071050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171503 (or 171498 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 32.

The spelling of 12126061071050 in words is "twelve trillion, one hundred twenty-six billion, sixty-one million, seventy-one thousand, fifty".