100311112421322 has 128 divisors (see below), whose sum is σ = 223853978557440. Its totient is φ = 29712375936000.

The previous prime is 100311112421279. The next prime is 100311112421323. The reversal of 100311112421322 is 223124211113001.

It is a junction number, because it is equal to n+sod(n) for n = 100311112421292 and 100311112421301.

It is not an unprimeable number, because it can be changed into a prime (100311112421323) 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 63 ways as a sum of consecutive naturals, for example, 412475922 + ... + 412719042.

It is an arithmetic number, because the mean of its divisors is an integer number (1748859207480).

Almost surely, 2^{100311112421322} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 100311112421322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (111926989278720).

100311112421322 is an abundant number, since it is smaller than the sum of its proper divisors (123542866136118).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100311112421322 is a wasteful number, since it uses less digits than its factorization.

100311112421322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244020.

The product of its (nonzero) digits is 576, while the sum is 24.

Adding to 100311112421322 its reverse (223124211113001), we get a palindrome (323435323534323).

The spelling of 100311112421322 in words is "one hundred trillion, three hundred eleven billion, one hundred twelve million, four hundred twenty-one thousand, three hundred twenty-two".