100000131323 has 4 divisors (see below), whose sum is σ = 100283418168. Its totient is φ = 99716844480.

The previous prime is 100000131317. The next prime is 100000131347. The reversal of 100000131323 is 323131000001.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100000131323 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100000131298 and 100000131307.

It is not an unprimeable number, because it can be changed into a prime (100000131353) 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, 141642893 + ... + 141643598.

It is an arithmetic number, because the mean of its divisors is an integer number (25070854542).

Almost surely, 2^100000131323 is an apocalyptic number.

100000131323 is a deficient number, since it is larger than the sum of its proper divisors (283286845).

100000131323 is an equidigital number, since it uses as much as digits as its factorization.

100000131323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283286844.

The product of its (nonzero) digits is 54, while the sum is 14.

Adding to 100000131323 its reverse (323131000001), we get a palindrome (423131131324).

The spelling of 100000131323 in words is "one hundred billion, one hundred thirty-one thousand, three hundred twenty-three".