321233013 has 8 divisors (see below), whose sum is σ = 475900800. Its totient is φ = 214155324.

The previous prime is 321232999. The next prime is 321233023. The reversal of 321233013 is 310332123.

321233013 is a `hidden beast` number, since 321 + 2 + 330 + 13 = 666.

It is not a de Polignac number, because 321233013 - 2⁹ = 321232501 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321233023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5948733 + ... + 5948786.

It is an arithmetic number, because the mean of its divisors is an integer number (59487600).

Almost surely, 2^321233013 is an apocalyptic number.

It is an amenable number.

321233013 is a deficient number, since it is larger than the sum of its proper divisors (154667787).

321233013 is a wasteful number, since it uses less digits than its factorization.

321233013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11897528 (or 11897522 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 321233013 is about 17922.9744462240. The cubic root of 321233013 is about 684.8677621374.

Adding to 321233013 its reverse (310332123), we get a palindrome (631565136).

The spelling of 321233013 in words is "three hundred twenty-one million, two hundred thirty-three thousand, thirteen".