33321233222113 has 2 divisors, whose sum is σ = 33321233222114. Its totient is φ = 33321233222112.

The previous prime is 33321233222087. The next prime is 33321233222141. The reversal of 33321233222113 is 31122233212333.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33220145470864 + 101087751249 = 5763692^2 + 317943^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33321233222113 is a prime.

It is a super-2 number, since 2×33321233222113² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (33321233222413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16660616611056 + 16660616611057.

It is an arithmetic number, because the mean of its divisors is an integer number (16660616611057).

Almost surely, 2^{33321233222113} is an apocalyptic number.

It is an amenable number.

33321233222113 is a deficient number, since it is larger than the sum of its proper divisors (1).

33321233222113 is an equidigital number, since it uses as much as digits as its factorization.

33321233222113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23328, while the sum is 31.

Adding to 33321233222113 its reverse (31122233212333), we get a palindrome (64443466434446).

The spelling of 33321233222113 in words is "thirty-three trillion, three hundred twenty-one billion, two hundred thirty-three million, two hundred twenty-two thousand, one hundred thirteen".