33073423321 has 9 divisors (see below), whose sum is σ = 34578292021. Its totient is φ = 31631447452.

The previous prime is 33073423309. The next prime is 33073423333. The reversal of 33073423321 is 12332437033.

The square root of 33073423321 is 181861.

It is a perfect power (a square), and thus also a powerful number.

It is an interprime number because it is at equal distance from previous prime (33073423309) and next prime (33073423333).

It is not a de Polignac number, because 33073423321 - 2¹⁷ = 33073292249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33073423021) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 4178850 + ... + 4186756.

Almost surely, 2^33073423321 is an apocalyptic number.

33073423321 is the 181861-st square number.

33073423321 is the 90931-st centered octagonal number.

It is an amenable number.

33073423321 is a deficient number, since it is larger than the sum of its proper divisors (1504868700).

33073423321 is an frugal number, since it uses more digits than its factorization.

33073423321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15860 (or 7930 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 31.

The spelling of 33073423321 in words is "thirty-three billion, seventy-three million, four hundred twenty-three thousand, three hundred twenty-one".