10002000211209 has 20 divisors (see below), whose sum is σ = 14945539934160. Its totient is φ = 6666089897880.

The previous prime is 10002000211129. The next prime is 10002000211213. The reversal of 10002000211209 is 90211200020001.

It is not a de Polignac number, because 10002000211209 - 2²¹ = 10001998114057 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10002000211191 and 10002000211200.

It is not an unprimeable number, because it can be changed into a prime (10002000211249) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 17402919 + ... + 17968460.

It is an arithmetic number, because the mean of its divisors is an integer number (747276996708).

Almost surely, 2^{10002000211209} is an apocalyptic number.

It is an amenable number.

10002000211209 is a deficient number, since it is larger than the sum of its proper divisors (4943539722951).

10002000211209 is an equidigital number, since it uses as much as digits as its factorization.

10002000211209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35374882 (or 35374873 counting only the distinct ones).

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

The spelling of 10002000211209 in words is "ten trillion, two billion, two hundred eleven thousand, two hundred nine".