33420123333 has 12 divisors (see below), whose sum is σ = 48562576608. Its totient is φ = 22146667560.

The previous prime is 33420123323. The next prime is 33420123361. The reversal of 33420123333 is 33332102433.

It is a happy number.

33420123333 is a `hidden beast` number, since 3 + 3 + 420 + 1 + 233 + 3 + 3 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-33420123333 is a prime.

It is a super-2 number, since 2×33420123333² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 33420123297 and 33420123306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33420123313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11116303 + ... + 11119308.

It is an arithmetic number, because the mean of its divisors is an integer number (4046881384).

Almost surely, 2^33420123333 is an apocalyptic number.

It is an amenable number.

33420123333 is a deficient number, since it is larger than the sum of its proper divisors (15142453275).

33420123333 is a wasteful number, since it uses less digits than its factorization.

33420123333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22235784 (or 22235781 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 27.

Adding to 33420123333 its reverse (33332102433), we get a palindrome (66752225766).

The spelling of 33420123333 in words is "thirty-three billion, four hundred twenty million, one hundred twenty-three thousand, three hundred thirty-three".