213330103009 has 2 divisors, whose sum is σ = 213330103010. Its totient is φ = 213330103008.

The previous prime is 213330103001. The next prime is 213330103073. The reversal of 213330103009 is 900301033312.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 167575609600 + 45754493409 = 409360^2 + 213903^2 .

It is a cyclic number.

It is not a de Polignac number, because 213330103009 - 2³ = 213330103001 is a prime.

It is not a weakly prime, because it can be changed into another prime (213330103001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106665051504 + 106665051505.

It is an arithmetic number, because the mean of its divisors is an integer number (106665051505).

Almost surely, 2^213330103009 is an apocalyptic number.

It is an amenable number.

213330103009 is a deficient number, since it is larger than the sum of its proper divisors (1).

213330103009 is an equidigital number, since it uses as much as digits as its factorization.

213330103009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1458, while the sum is 25.

The spelling of 213330103009 in words is "two hundred thirteen billion, three hundred thirty million, one hundred three thousand, nine".