220335133 has 2 divisors, whose sum is σ = 220335134. Its totient is φ = 220335132.

The previous prime is 220335109. The next prime is 220335161. The reversal of 220335133 is 331533022.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 199741689 + 20593444 = 14133^2 + 4538^2 .

It is a cyclic number.

It is not a de Polignac number, because 220335133 - 2²⁵ = 186780701 is a prime.

It is a super-3 number, since 3×220335133³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220335163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110167566 + 110167567.

It is an arithmetic number, because the mean of its divisors is an integer number (110167567).

Almost surely, 2^220335133 is an apocalyptic number.

It is an amenable number.

220335133 is a deficient number, since it is larger than the sum of its proper divisors (1).

220335133 is an equidigital number, since it uses as much as digits as its factorization.

220335133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1620, while the sum is 22.

The square root of 220335133 is about 14843.6900061946. The cubic root of 220335133 is about 603.9874536888.

Adding to 220335133 its reverse (331533022), we get a palindrome (551868155).

The spelling of 220335133 in words is "two hundred twenty million, three hundred thirty-five thousand, one hundred thirty-three".