210011312200009 has 4 divisors (see below), whose sum is σ = 210303400256640. Its totient is φ = 209719224143380.

The previous prime is 210011312199917. The next prime is 210011312200037. The reversal of 210011312200009 is 900002213110012.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 210011312200009 - 2¹⁹ = 210011311675721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (210011312200609) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 146044027237 + ... + 146044028674.

It is an arithmetic number, because the mean of its divisors is an integer number (52575850064160).

Almost surely, 2^{210011312200009} is an apocalyptic number.

It is an amenable number.

210011312200009 is a deficient number, since it is larger than the sum of its proper divisors (292088056631).

210011312200009 is an equidigital number, since it uses as much as digits as its factorization.

210011312200009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292088056630.

The product of its (nonzero) digits is 216, while the sum is 22.

The spelling of 210011312200009 in words is "two hundred ten trillion, eleven billion, three hundred twelve million, two hundred thousand, nine".