350312213 has 2 divisors, whose sum is σ = 350312214. Its totient is φ = 350312212.

The previous prime is 350312201. The next prime is 350312219. The reversal of 350312213 is 312213053.

350312213 is nontrivially palindromic in base 6.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 245925124 + 104387089 = 15682^2 + 10217^2 .

It is a cyclic number.

It is not a de Polignac number, because 350312213 - 2⁸ = 350311957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (350312219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175156106 + 175156107.

It is an arithmetic number, because the mean of its divisors is an integer number (175156107).

Almost surely, 2^350312213 is an apocalyptic number.

It is an amenable number.

350312213 is a deficient number, since it is larger than the sum of its proper divisors (1).

350312213 is an equidigital number, since it uses as much as digits as its factorization.

350312213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 350312213 is about 18716.6293172676. The cubic root of 350312213 is about 704.9393593366.

Adding to 350312213 its reverse (312213053), we get a palindrome (662525266).

The spelling of 350312213 in words is "three hundred fifty million, three hundred twelve thousand, two hundred thirteen".