212330332601 has 2 divisors, whose sum is σ = 212330332602. Its totient is φ = 212330332600.

The previous prime is 212330332567. The next prime is 212330332609. The reversal of 212330332601 is 106233033212.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 164753998201 + 47576334400 = 405899^2 + 218120^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212330332601 is a prime.

It is not a weakly prime, because it can be changed into another prime (212330332609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106165166300 + 106165166301.

It is an arithmetic number, because the mean of its divisors is an integer number (106165166301).

Almost surely, 2^212330332601 is an apocalyptic number.

It is an amenable number.

212330332601 is a deficient number, since it is larger than the sum of its proper divisors (1).

212330332601 is an equidigital number, since it uses as much as digits as its factorization.

212330332601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 212330332601 its reverse (106233033212), we get a palindrome (318563365813).

The spelling of 212330332601 in words is "two hundred twelve billion, three hundred thirty million, three hundred thirty-two thousand, six hundred one".