213333151 has 2 divisors, whose sum is σ = 213333152. Its totient is φ = 213333150.

The previous prime is 213333143. The next prime is 213333161. The reversal of 213333151 is 151333312.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 213333151 - 2³ = 213333143 is a prime.

It is a super-2 number, since 2×213333151² = 91022066631177602, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213333161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106666575 + 106666576.

It is an arithmetic number, because the mean of its divisors is an integer number (106666576).

Almost surely, 2^213333151 is an apocalyptic number.

213333151 is a deficient number, since it is larger than the sum of its proper divisors (1).

213333151 is an equidigital number, since it uses as much as digits as its factorization.

213333151 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 810, while the sum is 22.

The square root of 213333151 is about 14605.9286250481. The cubic root of 213333151 is about 597.5204626431.

Adding to 213333151 its reverse (151333312), we get a palindrome (364666463).

The spelling of 213333151 in words is "two hundred thirteen million, three hundred thirty-three thousand, one hundred fifty-one".