10211202012009 has 24 divisors (see below), whose sum is σ = 14169977592960. Its totient is φ = 6539640629184.

The previous prime is 10211202012007. The next prime is 10211202012013. The reversal of 10211202012009 is 90021020211201.

It is not a de Polignac number, because 10211202012009 - 2¹ = 10211202012007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10211202012001) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15411574 + ... + 16060479.

It is an arithmetic number, because the mean of its divisors is an integer number (590415733040).

Almost surely, 2^{10211202012009} is an apocalyptic number.

It is an amenable number.

10211202012009 is a deficient number, since it is larger than the sum of its proper divisors (3958775580951).

10211202012009 is an equidigital number, since it uses as much as digits as its factorization.

10211202012009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31472209 (or 31472172 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 21.

The spelling of 10211202012009 in words is "ten trillion, two hundred eleven billion, two hundred two million, twelve thousand, nine".