320011333131023 has 16 divisors (see below), whose sum is σ = 331011345351936. Its totient is φ = 309054128382720.

The previous prime is 320011333130977. The next prime is 320011333131031. The reversal of 320011333131023 is 320131333110023.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-320011333131023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 320011333130983 and 320011333131001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320011333131053) 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, 35040611 + ... + 43218827.

It is an arithmetic number, because the mean of its divisors is an integer number (20688209084496).

Almost surely, 2^{320011333131023} is an apocalyptic number.

320011333131023 is a deficient number, since it is larger than the sum of its proper divisors (11000012220913).

320011333131023 is a wasteful number, since it uses less digits than its factorization.

320011333131023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8180834.

The product of its (nonzero) digits is 2916, while the sum is 26.

Adding to 320011333131023 its reverse (320131333110023), we get a palindrome (640142666241046).

The spelling of 320011333131023 in words is "three hundred twenty trillion, eleven billion, three hundred thirty-three million, one hundred thirty-one thousand, twenty-three".