12010201020019 has 4 divisors (see below), whose sum is σ = 12010227044760. Its totient is φ = 12010174995280.

The previous prime is 12010201019987. The next prime is 12010201020071. The reversal of 12010201020019 is 91002010201021.

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 12010201020019 - 2⁵ = 12010201019987 is a prime.

It is a super-2 number, since 2×12010201020019² (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 = 12010201019978 and 12010201020005.

It is not an unprimeable number, because it can be changed into a prime (12010201620019) 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, 12307402 + ... + 13247359.

It is an arithmetic number, because the mean of its divisors is an integer number (3002556761190).

Almost surely, 2^{12010201020019} is an apocalyptic number.

12010201020019 is a deficient number, since it is larger than the sum of its proper divisors (26024741).

12010201020019 is an equidigital number, since it uses as much as digits as its factorization.

12010201020019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26024740.

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

The spelling of 12010201020019 in words is "twelve trillion, ten billion, two hundred one million, twenty thousand, nineteen".