213022219 has 2 divisors, whose sum is σ = 213022220. Its totient is φ = 213022218.

The previous prime is 213022217. The next prime is 213022253. The reversal of 213022219 is 912220312.

213022219 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 213022219 - 2¹ = 213022217 is a prime.

It is a super-2 number, since 2×213022219² = 90756931575367922, which contains 22 as substring.

Together with 213022217, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 213022219.

It is not a weakly prime, because it can be changed into another prime (213022217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106511109 + 106511110.

It is an arithmetic number, because the mean of its divisors is an integer number (106511110).

Almost surely, 2^213022219 is an apocalyptic number.

213022219 is a deficient number, since it is larger than the sum of its proper divisors (1).

213022219 is an equidigital number, since it uses as much as digits as its factorization.

213022219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 213022219 is about 14595.2807098733. The cubic root of 213022219 is about 597.2300271332.

The spelling of 213022219 in words is "two hundred thirteen million, twenty-two thousand, two hundred nineteen".