200204155 has 16 divisors (see below), whose sum is σ = 254712384. Its totient is φ = 150543360.

The previous prime is 200204141. The next prime is 200204177. The reversal of 200204155 is 551402002.

It is not a de Polignac number, because 200204155 - 2⁷ = 200204027 is a prime.

It is a Duffinian number.

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, 111394 + ... + 113176.

It is an arithmetic number, because the mean of its divisors is an integer number (15919524).

Almost surely, 2^200204155 is an apocalyptic number.

200204155 is a deficient number, since it is larger than the sum of its proper divisors (54508229).

200204155 is a wasteful number, since it uses less digits than its factorization.

200204155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3126.

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 200204155 is about 14149.3517519355. The cubic root of 200204155 is about 585.0024642553.

Adding to 200204155 its reverse (551402002), we get a palindrome (751606157).

The spelling of 200204155 in words is "two hundred million, two hundred four thousand, one hundred fifty-five".