1000320131023 has 8 divisors (see below), whose sum is σ = 1023625720656. Its totient is φ = 977016465600.

The previous prime is 1000320130987. The next prime is 1000320131039. The reversal of 1000320131023 is 3201310230001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1000320131023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1000320130988 and 1000320131006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000320161023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 598683 + ... + 1535923.

It is an arithmetic number, because the mean of its divisors is an integer number (127953215082).

Almost surely, 2^{1000320131023} is an apocalyptic number.

1000320131023 is a deficient number, since it is larger than the sum of its proper divisors (23305589633).

1000320131023 is an equidigital number, since it uses as much as digits as its factorization.

1000320131023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 962105.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 1000320131023 its reverse (3201310230001), we get a palindrome (4201630361024).

The spelling of 1000320131023 in words is "one trillion, three hundred twenty million, one hundred thirty-one thousand, twenty-three".