12003271509121 has 8 divisors (see below), whose sum is σ = 12639126315200. Its totient is φ = 11367827070480.

The previous prime is 12003271509109. The next prime is 12003271509179. The reversal of 12003271509121 is 12190517230021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12003271509121 - 2¹⁹ = 12003270984833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12003271509181) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102531810 + ... + 102648811.

It is an arithmetic number, because the mean of its divisors is an integer number (1579890789400).

Almost surely, 2^{12003271509121} is an apocalyptic number.

It is an amenable number.

12003271509121 is a deficient number, since it is larger than the sum of its proper divisors (635854806079).

12003271509121 is a wasteful number, since it uses less digits than its factorization.

12003271509121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205183719.

The product of its (nonzero) digits is 7560, while the sum is 34.

Adding to 12003271509121 its reverse (12190517230021), we get a palindrome (24193788739142).

The spelling of 12003271509121 in words is "twelve trillion, three billion, two hundred seventy-one million, five hundred nine thousand, one hundred twenty-one".