100000130231321 has 8 divisors (see below), whose sum is σ = 100180456091784. Its totient is φ = 99819807212160.

The previous prime is 100000130231293. The next prime is 100000130231327. The reversal of 100000130231321 is 123132031000001.

It can be written as a sum of positive squares in 4 ways, for example, as 4343201881225 + 95656928350096 = 2084035^2 + 9780436^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 100000130231321 - 2⁶ = 100000130231257 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 100000130231321.

It is not an unprimeable number, because it can be changed into a prime (100000130231327) 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, 77496611 + ... + 78776423.

It is an arithmetic number, because the mean of its divisors is an integer number (12522557011473).

Almost surely, 2^{100000130231321} is an apocalyptic number.

It is an amenable number.

100000130231321 is a deficient number, since it is larger than the sum of its proper divisors (180325860463).

100000130231321 is a wasteful number, since it uses less digits than its factorization.

100000130231321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1420651.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 100000130231321 its reverse (123132031000001), we get a palindrome (223132161231322).

The spelling of 100000130231321 in words is "one hundred trillion, one hundred thirty million, two hundred thirty-one thousand, three hundred twenty-one".