33330223061 has 2 divisors, whose sum is σ = 33330223062. Its totient is φ = 33330223060.

The previous prime is 33330223033. The next prime is 33330223123. The reversal of 33330223061 is 16032203333.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20593972036 + 12736251025 = 143506^2 + 112855^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33330223061 is a prime.

It is a super-2 number, since 2×33330223061² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 33330223061.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33330223361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16665111530 + 16665111531.

It is an arithmetic number, because the mean of its divisors is an integer number (16665111531).

Almost surely, 2^33330223061 is an apocalyptic number.

It is an amenable number.

33330223061 is a deficient number, since it is larger than the sum of its proper divisors (1).

33330223061 is an equidigital number, since it uses as much as digits as its factorization.

33330223061 is an evil number, because the sum of its binary digits is even.

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

Adding to 33330223061 its reverse (16032203333), we get a palindrome (49362426394).

The spelling of 33330223061 in words is "thirty-three billion, three hundred thirty million, two hundred twenty-three thousand, sixty-one".