212300342 has 4 divisors (see below), whose sum is σ = 318450516. Its totient is φ = 106150170.

The previous prime is 212300321. The next prime is 212300359. The reversal of 212300342 is 243003212.

It is a semiprime because it is the product of two primes.

It is a super-3 number, since 3×212300342³ (a number of 26 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 212300342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53075084 + ... + 53075087.

It is an arithmetic number, because the mean of its divisors is an integer number (79612629).

Almost surely, 2^212300342 is an apocalyptic number.

212300342 is a deficient number, since it is larger than the sum of its proper divisors (106150174).

212300342 is a wasteful number, since it uses less digits than its factorization.

212300342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106150173.

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

The square root of 212300342 is about 14570.5299148658. The cubic root of 212300342 is about 596.5546444849.

Adding to 212300342 its reverse (243003212), we get a palindrome (455303554).

The spelling of 212300342 in words is "two hundred twelve million, three hundred thousand, three hundred forty-two".