12001020300019 has 4 divisors (see below), whose sum is σ = 12003858095760. Its totient is φ = 11998182504280.

The previous prime is 12001020300001. The next prime is 12001020300023. The reversal of 12001020300019 is 91000302010021.

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 12001020300019 - 2⁹ = 12001020299507 is a prime.

It is a super-2 number, since 2×12001020300019² (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 = 12001020299969 and 12001020300005.

It is not an unprimeable number, because it can be changed into a prime (12001020307019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1418891527 + ... + 1418899984.

It is an arithmetic number, because the mean of its divisors is an integer number (3000964523940).

Almost surely, 2^{12001020300019} is an apocalyptic number.

12001020300019 is a deficient number, since it is larger than the sum of its proper divisors (2837795741).

12001020300019 is an equidigital number, since it uses as much as digits as its factorization.

12001020300019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2837795740.

The product of its (nonzero) digits is 108, while the sum is 19.

The spelling of 12001020300019 in words is "twelve trillion, one billion, twenty million, three hundred thousand, nineteen".