320222322231 has 16 divisors (see below), whose sum is σ = 488102598144. Its totient is φ = 182929893984.

The previous prime is 320222322223. The next prime is 320222322271. The reversal of 320222322231 is 132223222023.

It is not a de Polignac number, because 320222322231 - 2³ = 320222322223 is a prime.

It is a super-2 number, since 2×320222322231² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320222322271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2189571 + ... + 2331236.

It is an arithmetic number, because the mean of its divisors is an integer number (30506412384).

Almost surely, 2^320222322231 is an apocalyptic number.

320222322231 is a deficient number, since it is larger than the sum of its proper divisors (167880275913).

320222322231 is a wasteful number, since it uses less digits than its factorization.

320222322231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4524190.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 320222322231 its reverse (132223222023), we get a palindrome (452445544254).

The spelling of 320222322231 in words is "three hundred twenty billion, two hundred twenty-two million, three hundred twenty-two thousand, two hundred thirty-one".