33313332113 has 2 divisors, whose sum is σ = 33313332114. Its totient is φ = 33313332112.

The previous prime is 33313332097. The next prime is 33313332163. The reversal of 33313332113 is 31123331333.

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., 29026618384 + 4286713729 = 170372^2 + 65473^2 .

It is a cyclic number.

It is not a de Polignac number, because 33313332113 - 2⁴ = 33313332097 is a prime.

It is a super-2 number, since 2×33313332113² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (33313332163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16656666056 + 16656666057.

It is an arithmetic number, because the mean of its divisors is an integer number (16656666057).

Almost surely, 2^33313332113 is an apocalyptic number.

It is an amenable number.

33313332113 is a deficient number, since it is larger than the sum of its proper divisors (1).

33313332113 is an equidigital number, since it uses as much as digits as its factorization.

33313332113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4374, while the sum is 26.

Adding to 33313332113 its reverse (31123331333), we get a palindrome (64436663446).

The spelling of 33313332113 in words is "thirty-three billion, three hundred thirteen million, three hundred thirty-two thousand, one hundred thirteen".