100031123023321 has 8 divisors (see below), whose sum is σ = 114321528756864. Its totient is φ = 85740778615200.

The previous prime is 100031123023289. The next prime is 100031123023331. The reversal of 100031123023321 is 123320321130001.

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 100031123023321 - 2⁵ = 100031123023289 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100031123023292 and 100031123023301.

It is not an unprimeable number, because it can be changed into a prime (100031123023331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11781220 + ... + 18408133.

It is an arithmetic number, because the mean of its divisors is an integer number (14290191094608).

Almost surely, 2^{100031123023321} is an apocalyptic number.

It is an amenable number.

100031123023321 is a deficient number, since it is larger than the sum of its proper divisors (14290405733543).

100031123023321 is an equidigital number, since it uses as much as digits as its factorization.

100031123023321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30662711.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 100031123023321 its reverse (123320321130001), we get a palindrome (223351444153322).

The spelling of 100031123023321 in words is "one hundred trillion, thirty-one billion, one hundred twenty-three million, twenty-three thousand, three hundred twenty-one".