100313212321 has 8 divisors (see below), whose sum is σ = 114645593600. Its totient is φ = 85981311648.

The previous prime is 100313212313. The next prime is 100313212333. The reversal of 100313212321 is 123212313001.

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 100313212321 - 2³ = 100313212313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100313212301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 704080 + ... + 834478.

It is an arithmetic number, because the mean of its divisors is an integer number (14330699200).

Almost surely, 2^100313212321 is an apocalyptic number.

It is an amenable number.

100313212321 is a deficient number, since it is larger than the sum of its proper divisors (14332381279).

100313212321 is a wasteful number, since it uses less digits than its factorization.

100313212321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240303.

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

Adding to 100313212321 its reverse (123212313001), we get a palindrome (223525525322).

The spelling of 100313212321 in words is "one hundred billion, three hundred thirteen million, two hundred twelve thousand, three hundred twenty-one".