200411130521 has 4 divisors (see below), whose sum is σ = 229041292032. Its totient is φ = 171780969012.

The previous prime is 200411130497. The next prime is 200411130553. The reversal of 200411130521 is 125031114002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 200411130521 - 2²² = 200406936217 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 200411130493 and 200411130502.

It is not an unprimeable number, because it can be changed into a prime (200411130571) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14315080745 + ... + 14315080758.

It is an arithmetic number, because the mean of its divisors is an integer number (57260323008).

Almost surely, 2^200411130521 is an apocalyptic number.

It is an amenable number.

200411130521 is a deficient number, since it is larger than the sum of its proper divisors (28630161511).

200411130521 is an equidigital number, since it uses as much as digits as its factorization.

200411130521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28630161510.

The product of its (nonzero) digits is 240, while the sum is 20.

Adding to 200411130521 its reverse (125031114002), we get a palindrome (325442244523).

The spelling of 200411130521 in words is "two hundred billion, four hundred eleven million, one hundred thirty thousand, five hundred twenty-one".