213332011 has 2 divisors, whose sum is σ = 213332012. Its totient is φ = 213332010.

The previous prime is 213331991. The next prime is 213332017. The reversal of 213332011 is 110233312.

213332011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 213332011 - 2⁷ = 213331883 is a prime.

It is not a weakly prime, because it can be changed into another prime (213332017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106666005 + 106666006.

It is an arithmetic number, because the mean of its divisors is an integer number (106666006).

Almost surely, 2^213332011 is an apocalyptic number.

213332011 is a deficient number, since it is larger than the sum of its proper divisors (1).

213332011 is an equidigital number, since it uses as much as digits as its factorization.

213332011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 213332011 is about 14605.8895997471. The cubic root of 213332011 is about 597.5193983070.

Adding to 213332011 its reverse (110233312), we get a palindrome (323565323).

The spelling of 213332011 in words is "two hundred thirteen million, three hundred thirty-two thousand, eleven".