212341999 has 2 divisors, whose sum is σ = 212342000. Its totient is φ = 212341998.

The previous prime is 212341991. The next prime is 212342047. The reversal of 212341999 is 999143212.

212341999 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212341999 - 2³ = 212341991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212341991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106170999 + 106171000.

It is an arithmetic number, because the mean of its divisors is an integer number (106171000).

Almost surely, 2^212341999 is an apocalyptic number.

212341999 is a deficient number, since it is larger than the sum of its proper divisors (1).

212341999 is an equidigital number, since it uses as much as digits as its factorization.

212341999 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34992, while the sum is 40.

The square root of 212341999 is about 14571.9593397731. The cubic root of 212341999 is about 596.5936600471.

The spelling of 212341999 in words is "two hundred twelve million, three hundred forty-one thousand, nine hundred ninety-nine".