201201100019 has 2 divisors, whose sum is σ = 201201100020. Its totient is φ = 201201100018.

The previous prime is 201201099989. The next prime is 201201100049. The reversal of 201201100019 is 910001102102.

201201100019 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (201201099989) and next prime (201201100049).

It is a cyclic number.

It is not a de Polignac number, because 201201100019 - 2¹⁶ = 201201034483 is a prime.

It is a super-2 number, since 2×201201100019² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (201201100049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100600550009 + 100600550010.

It is an arithmetic number, because the mean of its divisors is an integer number (100600550010).

Almost surely, 2^201201100019 is an apocalyptic number.

201201100019 is a deficient number, since it is larger than the sum of its proper divisors (1).

201201100019 is an equidigital number, since it uses as much as digits as its factorization.

201201100019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 17.

The spelling of 201201100019 in words is "two hundred one billion, two hundred one million, one hundred thousand, nineteen".