213165011 has 2 divisors, whose sum is σ = 213165012. Its totient is φ = 213165010.

The previous prime is 213164981. The next prime is 213165041. The reversal of 213165011 is 110561312.

It is a balanced prime because it is at equal distance from previous prime (213164981) and next prime (213165041).

It is a cyclic number.

It is not a de Polignac number, because 213165011 - 2¹⁰ = 213163987 is a prime.

It is not a weakly prime, because it can be changed into another prime (213165041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106582505 + 106582506.

It is an arithmetic number, because the mean of its divisors is an integer number (106582506).

Almost surely, 2^213165011 is an apocalyptic number.

213165011 is a deficient number, since it is larger than the sum of its proper divisors (1).

213165011 is an equidigital number, since it uses as much as digits as its factorization.

213165011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 213165011 is about 14600.1716085805. The cubic root of 213165011 is about 597.3634414202.

The spelling of 213165011 in words is "two hundred thirteen million, one hundred sixty-five thousand, eleven".