9213233321 has 2 divisors, whose sum is σ = 9213233322. Its totient is φ = 9213233320.

The previous prime is 9213233297. The next prime is 9213233333. The reversal of 9213233321 is 1233323129.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9203716096 + 9517225 = 95936^2 + 3085^2 .

It is an emirp because it is prime and its reverse (1233323129) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9213233321 is a prime.

It is not a weakly prime, because it can be changed into another prime (9213233371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4606616660 + 4606616661.

It is an arithmetic number, because the mean of its divisors is an integer number (4606616661).

Almost surely, 2^9213233321 is an apocalyptic number.

It is an amenable number.

9213233321 is a deficient number, since it is larger than the sum of its proper divisors (1).

9213233321 is an equidigital number, since it uses as much as digits as its factorization.

9213233321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5832, while the sum is 29.

The square root of 9213233321 is about 95985.5891319108. The cubic root of 9213233321 is about 2096.3832925700.

The spelling of 9213233321 in words is "nine billion, two hundred thirteen million, two hundred thirty-three thousand, three hundred twenty-one".