12009127493102 has 4 divisors (see below), whose sum is σ = 18013691239656. Its totient is φ = 6004563746550.

The previous prime is 12009127493101. The next prime is 12009127493119. The reversal of 12009127493102 is 20139472190021.

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

It is a self number, because there is not a number n which added to its sum of digits gives 12009127493102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12009127493101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3002281873274 + ... + 3002281873277.

It is an arithmetic number, because the mean of its divisors is an integer number (4503422809914).

Almost surely, 2^{12009127493102} is an apocalyptic number.

12009127493102 is a deficient number, since it is larger than the sum of its proper divisors (6004563746554).

12009127493102 is an equidigital number, since it uses as much as digits as its factorization.

12009127493102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6004563746553.

The product of its (nonzero) digits is 54432, while the sum is 41.

The spelling of 12009127493102 in words is "twelve trillion, nine billion, one hundred twenty-seven million, four hundred ninety-three thousand, one hundred two".