320133223001 has 4 divisors (see below), whose sum is σ = 320367411072. Its totient is φ = 319899034932.

The previous prime is 320133222979. The next prime is 320133223013. The reversal of 320133223001 is 100322331023.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 100322331023 = 157 ⋅638995739.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-320133223001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320133223021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117091985 + ... + 117094718.

It is an arithmetic number, because the mean of its divisors is an integer number (80091852768).

Almost surely, 2^320133223001 is an apocalyptic number.

It is an amenable number.

320133223001 is a deficient number, since it is larger than the sum of its proper divisors (234188071).

320133223001 is a wasteful number, since it uses less digits than its factorization.

320133223001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234188070.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 320133223001 its reverse (100322331023), we get a palindrome (420455554024).

The spelling of 320133223001 in words is "three hundred twenty billion, one hundred thirty-three million, two hundred twenty-three thousand, one".