213230301133 has 2 divisors, whose sum is σ = 213230301134. Its totient is φ = 213230301132.

The previous prime is 213230301083. The next prime is 213230301139. The reversal of 213230301133 is 331103032312.

213230301133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 146036329609 + 67193971524 = 382147^2 + 259218^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-213230301133 is a prime.

It is a super-2 number, since 2×213230301133² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213230301139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106615150566 + 106615150567.

It is an arithmetic number, because the mean of its divisors is an integer number (106615150567).

Almost surely, 2^213230301133 is an apocalyptic number.

It is an amenable number.

213230301133 is a deficient number, since it is larger than the sum of its proper divisors (1).

213230301133 is an equidigital number, since it uses as much as digits as its factorization.

213230301133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 213230301133 its reverse (331103032312), we get a palindrome (544333333445).

The spelling of 213230301133 in words is "two hundred thirteen billion, two hundred thirty million, three hundred one thousand, one hundred thirty-three".