1100100312321 has 8 divisors (see below), whose sum is σ = 1468840475520. Its totient is φ = 732380178672.

The previous prime is 1100100312317. The next prime is 1100100312323. The reversal of 1100100312321 is 1232130010011.

It is a happy number.

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

It is not a de Polignac number, because 1100100312321 - 2² = 1100100312317 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1100100312321.

It is not an unprimeable number, because it can be changed into a prime (1100100312323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 255004870 + ... + 255009183.

It is an arithmetic number, because the mean of its divisors is an integer number (183605059440).

Almost surely, 2^{1100100312321} is an apocalyptic number.

It is an amenable number.

1100100312321 is a deficient number, since it is larger than the sum of its proper divisors (368740163199).

1100100312321 is an equidigital number, since it uses as much as digits as its factorization.

1100100312321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510014775.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 1100100312321 its reverse (1232130010011), we get a palindrome (2332230322332).

The spelling of 1100100312321 in words is "one trillion, one hundred billion, one hundred million, three hundred twelve thousand, three hundred twenty-one".