1000201012209 has 24 divisors (see below), whose sum is σ = 1651896896832. Its totient is φ = 571276406880.

The previous prime is 1000201012207. The next prime is 1000201012243. The reversal of 1000201012209 is 9022101020001.

It is not a de Polignac number, because 1000201012209 - 2¹ = 1000201012207 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1000201012191 and 1000201012200.

It is not an unprimeable number, because it can be changed into a prime (1000201012207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3572779 + ... + 3842544.

It is an arithmetic number, because the mean of its divisors is an integer number (68829037368).

Almost surely, 2^{1000201012209} is an apocalyptic number.

It is an amenable number.

1000201012209 is a deficient number, since it is larger than the sum of its proper divisors (651695884623).

1000201012209 is a wasteful number, since it uses less digits than its factorization.

1000201012209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7417477 (or 7417474 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

The spelling of 1000201012209 in words is "one trillion, two hundred one million, twelve thousand, two hundred nine".