212322023 has 2 divisors, whose sum is σ = 212322024. Its totient is φ = 212322022.

The previous prime is 212322001. The next prime is 212322041. The reversal of 212322023 is 320223212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212322023 - 2¹⁶ = 212256487 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 212321992 and 212322010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212322043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106161011 + 106161012.

It is an arithmetic number, because the mean of its divisors is an integer number (106161012).

Almost surely, 2^212322023 is an apocalyptic number.

212322023 is a deficient number, since it is larger than the sum of its proper divisors (1).

212322023 is an equidigital number, since it uses as much as digits as its factorization.

212322023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 212322023 is about 14571.2738976385. The cubic root of 212322023 is about 596.5749513465.

Adding to 212322023 its reverse (320223212), we get a palindrome (532545235).

The spelling of 212322023 in words is "two hundred twelve million, three hundred twenty-two thousand, twenty-three".