221233303133 has 8 divisors (see below), whose sum is σ = 224568438720. Its totient is φ = 217899142560.

The previous prime is 221233303129. The next prime is 221233303147. The reversal of 221233303133 is 331303332122.

It is a happy number.

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 221233303133 - 2² = 221233303129 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 (221233309133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 220073 + ... + 700641.

It is an arithmetic number, because the mean of its divisors is an integer number (28071054840).

Almost surely, 2^221233303133 is an apocalyptic number.

It is an amenable number.

221233303133 is a deficient number, since it is larger than the sum of its proper divisors (3335135587).

221233303133 is an equidigital number, since it uses as much as digits as its factorization.

221233303133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 487507.

The product of its (nonzero) digits is 5832, while the sum is 26.

Adding to 221233303133 its reverse (331303332122), we get a palindrome (552536635255).

The spelling of 221233303133 in words is "two hundred twenty-one billion, two hundred thirty-three million, three hundred three thousand, one hundred thirty-three".