212122030320023 has 2 divisors, whose sum is σ = 212122030320024. Its totient is φ = 212122030320022.

The previous prime is 212122030319981. The next prime is 212122030320041. The reversal of 212122030320023 is 320023030221212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212122030320023 - 2¹⁰ = 212122030318999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212122030320043) 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, 106061015160011 + 106061015160012.

It is an arithmetic number, because the mean of its divisors is an integer number (106061015160012).

Almost surely, 2^{212122030320023} is an apocalyptic number.

212122030320023 is a deficient number, since it is larger than the sum of its proper divisors (1).

212122030320023 is an equidigital number, since it uses as much as digits as its factorization.

212122030320023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 212122030320023 its reverse (320023030221212), we get a palindrome (532145060541235).

The spelling of 212122030320023 in words is "two hundred twelve trillion, one hundred twenty-two billion, thirty million, three hundred twenty thousand, twenty-three".