212414033021 has 2 divisors, whose sum is σ = 212414033022. Its totient is φ = 212414033020.

The previous prime is 212414032913. The next prime is 212414033047. The reversal of 212414033021 is 120330414212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 207103267396 + 5310765625 = 455086^2 + 72875^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212414033021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212414053021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106207016510 + 106207016511.

It is an arithmetic number, because the mean of its divisors is an integer number (106207016511).

Almost surely, 2^212414033021 is an apocalyptic number.

It is an amenable number.

212414033021 is a deficient number, since it is larger than the sum of its proper divisors (1).

212414033021 is an equidigital number, since it uses as much as digits as its factorization.

212414033021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 212414033021 its reverse (120330414212), we get a palindrome (332744447233).

The spelling of 212414033021 in words is "two hundred twelve billion, four hundred fourteen million, thirty-three thousand, twenty-one".