100321211323 has 4 divisors (see below), whose sum is σ = 100324900480. Its totient is φ = 100317522168.

The previous prime is 100321211321. The next prime is 100321211401. The reversal of 100321211323 is 323112123001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 323112123001 = 223 ⋅1448933287.

It is a cyclic number.

It is not a de Polignac number, because 100321211323 - 2¹ = 100321211321 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 100321211323.

It is not an unprimeable number, because it can be changed into a prime (100321211321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1803483 + ... + 1858276.

It is an arithmetic number, because the mean of its divisors is an integer number (25081225120).

Almost surely, 2^100321211323 is an apocalyptic number.

100321211323 is a deficient number, since it is larger than the sum of its proper divisors (3689157).

100321211323 is an equidigital number, since it uses as much as digits as its factorization.

100321211323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3689156.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 100321211323 its reverse (323112123001), we get a palindrome (423433334324).

The spelling of 100321211323 in words is "one hundred billion, three hundred twenty-one million, two hundred eleven thousand, three hundred twenty-three".