212333123 has 2 divisors, whose sum is σ = 212333124. Its totient is φ = 212333122.

The previous prime is 212333087. The next prime is 212333159. The reversal of 212333123 is 321333212.

It is a balanced prime because it is at equal distance from previous prime (212333087) and next prime (212333159).

It is a cyclic number.

It is not a de Polignac number, because 212333123 - 2⁶ = 212333059 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 212333095 and 212333104.

It is not a weakly prime, because it can be changed into another prime (212333623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106166561 + 106166562.

It is an arithmetic number, because the mean of its divisors is an integer number (106166562).

Almost surely, 2^212333123 is an apocalyptic number.

212333123 is a deficient number, since it is larger than the sum of its proper divisors (1).

212333123 is an equidigital number, since it uses as much as digits as its factorization.

212333123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 648, while the sum is 20.

The square root of 212333123 is about 14571.6547790565. The cubic root of 212333123 is about 596.5853472952.

Adding to 212333123 its reverse (321333212), we get a palindrome (533666335).

The spelling of 212333123 in words is "two hundred twelve million, three hundred thirty-three thousand, one hundred twenty-three".