320220003102231 has 16 divisors (see below), whose sum is σ = 427159666627200. Its totient is φ = 213380194170720.

The previous prime is 320220003102229. The next prime is 320220003102289. The reversal of 320220003102231 is 132201300022023.

It is a happy number.

It is not a de Polignac number, because 320220003102231 - 2¹ = 320220003102229 is a prime.

It is a super-2 number, since 2×320220003102231² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 320220003102198 and 320220003102207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320220003102211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52026696 + ... + 57855138.

It is an arithmetic number, because the mean of its divisors is an integer number (26697479164200).

Almost surely, 2^{320220003102231} is an apocalyptic number.

320220003102231 is a deficient number, since it is larger than the sum of its proper divisors (106939663524969).

320220003102231 is a wasteful number, since it uses less digits than its factorization.

320220003102231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5837006.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 320220003102231 its reverse (132201300022023), we get a palindrome (452421303124254).

The spelling of 320220003102231 in words is "three hundred twenty trillion, two hundred twenty billion, three million, one hundred two thousand, two hundred thirty-one".