320201213023 has 4 divisors (see below), whose sum is σ = 323309962768. Its totient is φ = 317092463280.

The previous prime is 320201213021. The next prime is 320201213029. The reversal of 320201213023 is 320312102023.

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

It is a cyclic number.

It is not a de Polignac number, because 320201213023 - 2¹ = 320201213021 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 (320201213021) 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, 1554374718 + ... + 1554374923.

It is an arithmetic number, because the mean of its divisors is an integer number (80827490692).

Almost surely, 2^320201213023 is an apocalyptic number.

320201213023 is a deficient number, since it is larger than the sum of its proper divisors (3108749745).

320201213023 is a wasteful number, since it uses less digits than its factorization.

320201213023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3108749744.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 320201213023 its reverse (320312102023), we get a palindrome (640513315046).

The spelling of 320201213023 in words is "three hundred twenty billion, two hundred one million, two hundred thirteen thousand, twenty-three".