100321110121 has 8 divisors (see below), whose sum is σ = 100619546400. Its totient is φ = 100022852160.

The previous prime is 100321110103. The next prime is 100321110157. The reversal of 100321110121 is 121011123001.

It is a happy number.

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 100321110121 - 2⁵ = 100321110089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100321110101) 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, 1127886 + ... + 1213576.

It is an arithmetic number, because the mean of its divisors is an integer number (12577443300).

Almost surely, 2^100321110121 is an apocalyptic number.

It is an amenable number.

100321110121 is a deficient number, since it is larger than the sum of its proper divisors (298436279).

100321110121 is an equidigital number, since it uses as much as digits as its factorization.

100321110121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89159.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 100321110121 its reverse (121011123001), we get a palindrome (221332233122).

The spelling of 100321110121 in words is "one hundred billion, three hundred twenty-one million, one hundred ten thousand, one hundred twenty-one".