11204133521 has 8 divisors (see below), whose sum is σ = 12805366080. Its totient is φ = 9603061488.

The previous prime is 11204133517. The next prime is 11204133529. The reversal of 11204133521 is 12533140211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11204133521 - 2² = 11204133517 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11204133529) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 237515 + ... + 280751.

It is an arithmetic number, because the mean of its divisors is an integer number (1600670760).

Almost surely, 2^11204133521 is an apocalyptic number.

It is an amenable number.

11204133521 is a deficient number, since it is larger than the sum of its proper divisors (1601232559).

11204133521 is an equidigital number, since it uses as much as digits as its factorization.

11204133521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80263.

The product of its (nonzero) digits is 720, while the sum is 23.

Adding to 11204133521 its reverse (12533140211), we get a palindrome (23737273732).

The spelling of 11204133521 in words is "eleven billion, two hundred four million, one hundred thirty-three thousand, five hundred twenty-one".