213432331027 has 2 divisors, whose sum is σ = 213432331028. Its totient is φ = 213432331026.

The previous prime is 213432331003. The next prime is 213432331033. The reversal of 213432331027 is 720133234312.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 213432331027 - 2³⁵ = 179072592659 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 213432331027.

It is not a weakly prime, because it can be changed into another prime (213432331067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106716165513 + 106716165514.

It is an arithmetic number, because the mean of its divisors is an integer number (106716165514).

Almost surely, 2^213432331027 is an apocalyptic number.

213432331027 is a deficient number, since it is larger than the sum of its proper divisors (1).

213432331027 is an equidigital number, since it uses as much as digits as its factorization.

213432331027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 31.

Adding to 213432331027 its reverse (720133234312), we get a palindrome (933565565339).

The spelling of 213432331027 in words is "two hundred thirteen billion, four hundred thirty-two million, three hundred thirty-one thousand, twenty-seven".