320223021110331 has 16 divisors (see below), whose sum is σ = 427524246589440. Its totient is φ = 213201911347200.

The previous prime is 320223021110329. The next prime is 320223021110401. The reversal of 320223021110331 is 133011120322023.

It is not a de Polignac number, because 320223021110331 - 2¹ = 320223021110329 is a prime.

It is a super-2 number, since 2×320223021110331² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (320223021115331) 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, 208208806 + ... + 209741156.

It is an arithmetic number, because the mean of its divisors is an integer number (26720265411840).

Almost surely, 2^{320223021110331} is an apocalyptic number.

320223021110331 is a deficient number, since it is larger than the sum of its proper divisors (107301225479109).

320223021110331 is a wasteful number, since it uses less digits than its factorization.

320223021110331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1623706.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 320223021110331 its reverse (133011120322023), we get a palindrome (453234141432354).

The spelling of 320223021110331 in words is "three hundred twenty trillion, two hundred twenty-three billion, twenty-one million, one hundred ten thousand, three hundred thirty-one".