100131320323 has 8 divisors (see below), whose sum is σ = 101270094848. Its totient is φ = 98995750344.

The previous prime is 100131320309. The next prime is 100131320389. The reversal of 100131320323 is 323023131001.

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-100131320323 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100131320323.

It is not an unprimeable number, because it can be changed into a prime (100131320623) 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, 738261 + ... + 863302.

It is an arithmetic number, because the mean of its divisors is an integer number (12658761856).

Almost surely, 2^100131320323 is an apocalyptic number.

100131320323 is a deficient number, since it is larger than the sum of its proper divisors (1138774525).

100131320323 is a wasteful number, since it uses less digits than its factorization.

100131320323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1602273.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 100131320323 its reverse (323023131001), we get a palindrome (423154451324).

The spelling of 100131320323 in words is "one hundred billion, one hundred thirty-one million, three hundred twenty thousand, three hundred twenty-three".