200520304511 has 32 divisors (see below), whose sum is σ = 214263014400. Its totient is φ = 187344640000.

The previous prime is 200520304499. The next prime is 200520304531. The reversal of 200520304511 is 115403025002.

It is not a de Polignac number, because 200520304511 - 2³⁰ = 199446562687 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200520304531) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 125246111 + ... + 125247711.

It is an arithmetic number, because the mean of its divisors is an integer number (6695719200).

Almost surely, 2^200520304511 is an apocalyptic number.

200520304511 is a deficient number, since it is larger than the sum of its proper divisors (13742709889).

200520304511 is a wasteful number, since it uses less digits than its factorization.

200520304511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2791.

The product of its (nonzero) digits is 1200, while the sum is 23.

Adding to 200520304511 its reverse (115403025002), we get a palindrome (315923329513).

The spelling of 200520304511 in words is "two hundred billion, five hundred twenty million, three hundred four thousand, five hundred eleven".