20323312100322 has 128 divisors (see below), whose sum is σ = 51718415874048. Its totient is φ = 5170561344000.

The previous prime is 20323312100321. The next prime is 20323312100363. The reversal of 20323312100322 is 22300121332302.

It is a junction number, because it is equal to n+sod(n) for n = 20323312100292 and 20323312100301.

It is not an unprimeable number, because it can be changed into a prime (20323312100321) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 14025573 + ... + 15406599.

It is an arithmetic number, because the mean of its divisors is an integer number (404050124016).

Almost surely, 2^{20323312100322} is an apocalyptic number.

20323312100322 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 20323312100322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25859207937024).

20323312100322 is an abundant number, since it is smaller than the sum of its proper divisors (31395103773726).

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

20323312100322 is a wasteful number, since it uses less digits than its factorization.

20323312100322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1381704.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 20323312100322 its reverse (22300121332302), we get a palindrome (42623433432624).

The spelling of 20323312100322 in words is "twenty trillion, three hundred twenty-three billion, three hundred twelve million, one hundred thousand, three hundred twenty-two".