205042323422 has 8 divisors (see below), whose sum is σ = 314107389216. Its totient is φ = 100339860352.

The previous prime is 205042323413. The next prime is 205042323433. The reversal of 205042323422 is 224323240502.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1090650563 + ... + 1090650750.

It is an arithmetic number, because the mean of its divisors is an integer number (39263423652).

Almost surely, 2^205042323422 is an apocalyptic number.

205042323422 is a deficient number, since it is larger than the sum of its proper divisors (109065065794).

205042323422 is a wasteful number, since it uses less digits than its factorization.

205042323422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2181301362.

The product of its (nonzero) digits is 23040, while the sum is 29.

Adding to 205042323422 its reverse (224323240502), we get a palindrome (429365563924).

The spelling of 205042323422 in words is "two hundred five billion, forty-two million, three hundred twenty-three thousand, four hundred twenty-two".