212300299993 has 2 divisors, whose sum is σ = 212300299994. Its totient is φ = 212300299992.

The previous prime is 212300299969. The next prime is 212300300027. The reversal of 212300299993 is 399992003212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 113092309264 + 99207990729 = 336292^2 + 314973^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212300299993 is a prime.

It is not a weakly prime, because it can be changed into another prime (212300293993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106150149996 + 106150149997.

It is an arithmetic number, because the mean of its divisors is an integer number (106150149997).

Almost surely, 2^212300299993 is an apocalyptic number.

It is an amenable number.

212300299993 is a deficient number, since it is larger than the sum of its proper divisors (1).

212300299993 is an equidigital number, since it uses as much as digits as its factorization.

212300299993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 472392, while the sum is 49.

The spelling of 212300299993 in words is "two hundred twelve billion, three hundred million, two hundred ninety-nine thousand, nine hundred ninety-three".