320211122 has 16 divisors (see below), whose sum is σ = 598836672. Its totient is φ = 124757520.

The previous prime is 320211119. The next prime is 320211137. The reversal of 320211122 is 221112023.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 320211097 and 320211106.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1039493 + ... + 1039800.

It is an arithmetic number, because the mean of its divisors is an integer number (37427292).

Almost surely, 2^320211122 is an apocalyptic number.

320211122 is a deficient number, since it is larger than the sum of its proper divisors (278625550).

320211122 is a wasteful number, since it uses less digits than its factorization.

320211122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2079313.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 320211122 is about 17894.4438863017. The cubic root of 320211122 is about 684.1407679112.

Adding to 320211122 its reverse (221112023), we get a palindrome (541323145).

Subtracting from 320211122 its reverse (221112023), we obtain a palindrome (99099099).

The spelling of 320211122 in words is "three hundred twenty million, two hundred eleven thousand, one hundred twenty-two".