321100113 has 8 divisors (see below), whose sum is σ = 434523808. Its totient is φ = 210871584.

The previous prime is 321100067. The next prime is 321100159. The reversal of 321100113 is 311001123.

It is an interprime number because it is at equal distance from previous prime (321100067) and next prime (321100159).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 321100113 - 2¹⁰ = 321099089 is a prime.

It is a super-2 number, since 2×321100113² = 206210565137225538, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321100313) 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, 798556 + ... + 798957.

It is an arithmetic number, because the mean of its divisors is an integer number (54315476).

Almost surely, 2^321100113 is an apocalyptic number.

It is an amenable number.

321100113 is a deficient number, since it is larger than the sum of its proper divisors (113423695).

321100113 is a wasteful number, since it uses less digits than its factorization.

321100113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1597583.

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 321100113 is about 17919.2665307484. The cubic root of 321100113 is about 684.7733016505.

Adding to 321100113 its reverse (311001123), we get a palindrome (632101236).

The spelling of 321100113 in words is "three hundred twenty-one million, one hundred thousand, one hundred thirteen".