321332113 has 16 divisors (see below), whose sum is σ = 347760000. Its totient is φ = 295794432.

The previous prime is 321332101. The next prime is 321332131. The reversal of 321332113 is 311233123.

It is a cyclic number.

It is not a de Polignac number, because 321332113 - 2¹³ = 321323921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321332153) 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 15 ways as a sum of consecutive naturals, for example, 228988 + ... + 230386.

It is an arithmetic number, because the mean of its divisors is an integer number (21735000).

Almost surely, 2^321332113 is an apocalyptic number.

It is an amenable number.

321332113 is a deficient number, since it is larger than the sum of its proper divisors (26427887).

321332113 is a wasteful number, since it uses less digits than its factorization.

321332113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1704.

The product of its digits is 324, while the sum is 19.

The square root of 321332113 is about 17925.7388411189. The cubic root of 321332113 is about 684.9381818581.

Adding to 321332113 its reverse (311233123), we get a palindrome (632565236).

The spelling of 321332113 in words is "three hundred twenty-one million, three hundred thirty-two thousand, one hundred thirteen".