205110143330 has 16 divisors (see below), whose sum is σ = 369203824440. Its totient is φ = 82042820352.

The previous prime is 205110143311. The next prime is 205110143363. The reversal of 205110143330 is 33341011502.

It can be written as a sum of positive squares in 4 ways, for example, as 174095059009 + 31015084321 = 417247^2 + 176111^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 205110143296 and 205110143305.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 856916 + ... + 1069824.

Almost surely, 2^205110143330 is an apocalyptic number.

205110143330 is a deficient number, since it is larger than the sum of its proper divisors (164093681110).

205110143330 is a wasteful number, since it uses less digits than its factorization.

205110143330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309253.

The product of its (nonzero) digits is 1080, while the sum is 23.

Adding to 205110143330 its reverse (33341011502), we get a palindrome (238451154832).

The spelling of 205110143330 in words is "two hundred five billion, one hundred ten million, one hundred forty-three thousand, three hundred thirty".