205335253210 has 32 divisors (see below), whose sum is σ = 391031245440. Its totient is φ = 77416258752.

The previous prime is 205335253199. The next prime is 205335253271. The reversal of 205335253210 is 12352533502.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2705494 + ... + 2780353.

It is an arithmetic number, because the mean of its divisors is an integer number (12219726420).

Almost surely, 2^205335253210 is an apocalyptic number.

205335253210 is a deficient number, since it is larger than the sum of its proper divisors (185695992230).

205335253210 is a wasteful number, since it uses less digits than its factorization.

205335253210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5486070.

The product of its (nonzero) digits is 27000, while the sum is 31.

Adding to 205335253210 its reverse (12352533502), we get a palindrome (217687786712).

The spelling of 205335253210 in words is "two hundred five billion, three hundred thirty-five million, two hundred fifty-three thousand, two hundred ten".