213414220009 has 2 divisors, whose sum is σ = 213414220010. Its totient is φ = 213414220008.

The previous prime is 213414219947. The next prime is 213414220051. The reversal of 213414220009 is 900022414312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 210713131225 + 2701088784 = 459035^2 + 51972^2 .

It is a cyclic number.

It is not a de Polignac number, because 213414220009 - 2⁹ = 213414219497 is a prime.

It is not a weakly prime, because it can be changed into another prime (213414220079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106707110004 + 106707110005.

It is an arithmetic number, because the mean of its divisors is an integer number (106707110005).

Almost surely, 2^213414220009 is an apocalyptic number.

It is an amenable number.

213414220009 is a deficient number, since it is larger than the sum of its proper divisors (1).

213414220009 is an equidigital number, since it uses as much as digits as its factorization.

213414220009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 28.

The spelling of 213414220009 in words is "two hundred thirteen billion, four hundred fourteen million, two hundred twenty thousand, nine".