212204324042 has 8 divisors (see below), whose sum is σ = 318308482596. Its totient is φ = 106101496512.

The previous prime is 212204324041. The next prime is 212204324047. The reversal of 212204324042 is 240423402212.

It can be written as a sum of positive squares in 2 ways, for example, as 174014956801 + 38189367241 = 417151^2 + 195421^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (212204324041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 329138 + ... + 729890.

Almost surely, 2^212204324042 is an apocalyptic number.

212204324042 is a deficient number, since it is larger than the sum of its proper divisors (106104158554).

212204324042 is a wasteful number, since it uses less digits than its factorization.

212204324042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 665512.

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 212204324042 its reverse (240423402212), we get a palindrome (452627726254).

The spelling of 212204324042 in words is "two hundred twelve billion, two hundred four million, three hundred twenty-four thousand, forty-two".