205022002 has 16 divisors (see below), whose sum is σ = 313771320. Its totient is φ = 100452352.

The previous prime is 205021987. The next prime is 205022029. The reversal of 205022002 is 200220502.

It can be written as a sum of positive squares in 4 ways, for example, as 105042001 + 99980001 = 10249^2 + 9999^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15018 + ... + 25210.

Almost surely, 2^205022002 is an apocalyptic number.

205022002 is a deficient number, since it is larger than the sum of its proper divisors (108749318).

205022002 is a wasteful number, since it uses less digits than its factorization.

205022002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10397.

The product of its (nonzero) digits is 80, while the sum is 13.

The square root of 205022002 is about 14318.5893858299. The cubic root of 205022002 is about 589.6579478604.

Adding to 205022002 its reverse (200220502), we get a palindrome (405242504).

The spelling of 205022002 in words is "two hundred five million, twenty-two thousand, two".