201100200019 has 2 divisors, whose sum is σ = 201100200020. Its totient is φ = 201100200018.

The previous prime is 201100199999. The next prime is 201100200071. The reversal of 201100200019 is 910002001102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201100200019 - 2⁵ = 201100199987 is a prime.

It is a super-2 number, since 2×201100200019² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 201100199975 and 201100200011.

It is not a weakly prime, because it can be changed into another prime (201100200079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100550100009 + 100550100010.

It is an arithmetic number, because the mean of its divisors is an integer number (100550100010).

Almost surely, 2^201100200019 is an apocalyptic number.

201100200019 is a deficient number, since it is larger than the sum of its proper divisors (1).

201100200019 is an equidigital number, since it uses as much as digits as its factorization.

201100200019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 16.

The spelling of 201100200019 in words is "two hundred one billion, one hundred million, two hundred thousand, nineteen".