205022003351 has 4 divisors (see below), whose sum is σ = 223660367304. Its totient is φ = 186383639400.

The previous prime is 205022003317. The next prime is 205022003371. The reversal of 205022003351 is 153300220502.

205022003351 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 205022003351 - 2¹⁰ = 205022002327 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (205022003311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9319181960 + ... + 9319181981.

It is an arithmetic number, because the mean of its divisors is an integer number (55915091826).

Almost surely, 2^205022003351 is an apocalyptic number.

205022003351 is a deficient number, since it is larger than the sum of its proper divisors (18638363953).

205022003351 is a wasteful number, since it uses less digits than its factorization.

205022003351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18638363952.

The product of its (nonzero) digits is 1800, while the sum is 23.

Adding to 205022003351 its reverse (153300220502), we get a palindrome (358322223853).

The spelling of 205022003351 in words is "two hundred five billion, twenty-two million, three thousand, three hundred fifty-one".