133020221303 has 2 divisors, whose sum is σ = 133020221304. Its totient is φ = 133020221302.

The previous prime is 133020221297. The next prime is 133020221353. The reversal of 133020221303 is 303122020331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 133020221303 - 2²⁴ = 133003444087 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133020221353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66510110651 + 66510110652.

It is an arithmetic number, because the mean of its divisors is an integer number (66510110652).

Almost surely, 2^133020221303 is an apocalyptic number.

133020221303 is a deficient number, since it is larger than the sum of its proper divisors (1).

133020221303 is an equidigital number, since it uses as much as digits as its factorization.

133020221303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 133020221303 its reverse (303122020331), we get a palindrome (436142241634).

The spelling of 133020221303 in words is "one hundred thirty-three billion, twenty million, two hundred twenty-one thousand, three hundred three".