11133460221 has 32 divisors (see below), whose sum is σ = 16127717760. Its totient is φ = 6791000064.

The previous prime is 11133460213. The next prime is 11133460223. The reversal of 11133460221 is 12206433111.

It is a happy number.

It is not a de Polignac number, because 11133460221 - 2³ = 11133460213 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11133460191 and 11133460200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11133460223) 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, 4962526 + ... + 4964768.

It is an arithmetic number, because the mean of its divisors is an integer number (503991180).

Almost surely, 2^11133460221 is an apocalyptic number.

It is an amenable number.

11133460221 is a deficient number, since it is larger than the sum of its proper divisors (4994257539).

11133460221 is a wasteful number, since it uses less digits than its factorization.

11133460221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3325.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 11133460221 its reverse (12206433111), we get a palindrome (23339893332).

The spelling of 11133460221 in words is "eleven billion, one hundred thirty-three million, four hundred sixty thousand, two hundred twenty-one".