4241221133 has 4 divisors (see below), whose sum is σ = 4244052000. Its totient is φ = 4238390268.

The previous prime is 4241221129. The next prime is 4241221147. The reversal of 4241221133 is 3311221424.

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 4241221133 - 2² = 4241221129 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4241221099 and 4241221108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4241221433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1413185 + ... + 1416182.

It is an arithmetic number, because the mean of its divisors is an integer number (1061013000).

Almost surely, 2^4241221133 is an apocalyptic number.

It is an amenable number.

4241221133 is a deficient number, since it is larger than the sum of its proper divisors (2830867).

4241221133 is a wasteful number, since it uses less digits than its factorization.

4241221133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2830866.

The product of its digits is 1152, while the sum is 23.

The square root of 4241221133 is about 65124.6584098527. The cubic root of 4241221133 is about 1618.6898329619.

Adding to 4241221133 its reverse (3311221424), we get a palindrome (7552442557).

The spelling of 4241221133 in words is "four billion, two hundred forty-one million, two hundred twenty-one thousand, one hundred thirty-three".