320033223351 has 6 divisors (see below), whose sum is σ = 462270211520. Its totient is φ = 213355482228.

The previous prime is 320033223337. The next prime is 320033223353. The reversal of 320033223351 is 153322330023.

320033223351 is a `hidden beast` number, since 3 + 2 + 0 + 0 + 3 + 322 + 335 + 1 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-320033223351 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320033223353) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17779623511 + ... + 17779623528.

Almost surely, 2^320033223351 is an apocalyptic number.

320033223351 is a deficient number, since it is larger than the sum of its proper divisors (142236988169).

320033223351 is a wasteful number, since it uses less digits than its factorization.

320033223351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35559247045 (or 35559247042 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 27.

Adding to 320033223351 its reverse (153322330023), we get a palindrome (473355553374).

The spelling of 320033223351 in words is "three hundred twenty billion, thirty-three million, two hundred twenty-three thousand, three hundred fifty-one".