212431430033 has 2 divisors, whose sum is σ = 212431430034. Its totient is φ = 212431430032.

The previous prime is 212431430027. The next prime is 212431430047. The reversal of 212431430033 is 330034134212.

212431430033 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 can be written as a sum of positive squares in only one way, i.e., 207250741504 + 5180688529 = 455248^2 + 71977^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212431430033 is a prime.

It is a super-2 number, since 2×212431430033² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 212431429984 and 212431430011.

It is not a weakly prime, because it can be changed into another prime (212431430093) 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, 106215715016 + 106215715017.

It is an arithmetic number, because the mean of its divisors is an integer number (106215715017).

Almost surely, 2^212431430033 is an apocalyptic number.

It is an amenable number.

212431430033 is a deficient number, since it is larger than the sum of its proper divisors (1).

212431430033 is an equidigital number, since it uses as much as digits as its factorization.

212431430033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 212431430033 its reverse (330034134212), we get a palindrome (542465564245).

The spelling of 212431430033 in words is "two hundred twelve billion, four hundred thirty-one million, four hundred thirty thousand, thirty-three".