2002120011019 has 2 divisors, whose sum is σ = 2002120011020. Its totient is φ = 2002120011018.

The previous prime is 2002120011011. The next prime is 2002120011077. The reversal of 2002120011019 is 9101100212002.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2002120011019 - 2³ = 2002120011011 is a prime.

It is a super-2 number, since 2×2002120011019² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2002120010987 and 2002120011005.

It is not a weakly prime, because it can be changed into another prime (2002120011011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001060005509 + 1001060005510.

It is an arithmetic number, because the mean of its divisors is an integer number (1001060005510).

Almost surely, 2^{2002120011019} is an apocalyptic number.

2002120011019 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002120011019 is an equidigital number, since it uses as much as digits as its factorization.

2002120011019 is an evil number, because the sum of its binary digits is even.

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

The spelling of 2002120011019 in words is "two trillion, two billion, one hundred twenty million, eleven thousand, nineteen".