12002012001019 has 4 divisors (see below), whose sum is σ = 12228465057696. Its totient is φ = 11775558944344.

The previous prime is 12002012001017. The next prime is 12002012001079. The reversal of 12002012001019 is 91010021020021.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 12002012001019 - 2¹ = 12002012001017 is a prime.

It is a super-2 number, since 2×12002012001019² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12002012000987 and 12002012001005.

It is not an unprimeable number, because it can be changed into a prime (12002012001017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113226528259 + ... + 113226528364.

It is an arithmetic number, because the mean of its divisors is an integer number (3057116264424).

Almost surely, 2^{12002012001019} is an apocalyptic number.

12002012001019 is a deficient number, since it is larger than the sum of its proper divisors (226453056677).

12002012001019 is an equidigital number, since it uses as much as digits as its factorization.

12002012001019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226453056676.

The product of its (nonzero) digits is 72, while the sum is 19.

The spelling of 12002012001019 in words is "twelve trillion, two billion, twelve million, one thousand, nineteen".