320033222132231 has 4 divisors (see below), whose sum is σ = 320033858100264. Its totient is φ = 320032586164200.

The previous prime is 320033222132213. The next prime is 320033222132237. The reversal of 320033222132231 is 132231222330023.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-320033222132231 is a prime.

It is a super-2 number, since 2×320033222132231² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 320033222132194 and 320033222132203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320033222132237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 317228585 + ... + 318235826.

It is an arithmetic number, because the mean of its divisors is an integer number (80008464525066).

Almost surely, 2^{320033222132231} is an apocalyptic number.

320033222132231 is a deficient number, since it is larger than the sum of its proper divisors (635968033).

320033222132231 is an equidigital number, since it uses as much as digits as its factorization.

320033222132231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 635968032.

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 320033222132231 its reverse (132231222330023), we get a palindrome (452264444462254).

The spelling of 320033222132231 in words is "three hundred twenty trillion, thirty-three billion, two hundred twenty-two million, one hundred thirty-two thousand, two hundred thirty-one".