20324323110031 has 4 divisors (see below), whose sum is σ = 20446025643792. Its totient is φ = 20202620576272.

The previous prime is 20324323109989. The next prime is 20324323110041. The reversal of 20324323110031 is 13001132342302.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20324323110031 - 2¹¹ = 20324323107983 is a prime.

It is a super-2 number, since 2×20324323110031² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20324323109978 and 20324323110005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20324323110041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60851266630 + ... + 60851266963.

It is an arithmetic number, because the mean of its divisors is an integer number (5111506410948).

Almost surely, 2^{20324323110031} is an apocalyptic number.

20324323110031 is a deficient number, since it is larger than the sum of its proper divisors (121702533761).

20324323110031 is a wasteful number, since it uses less digits than its factorization.

20324323110031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121702533760.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 20324323110031 its reverse (13001132342302), we get a palindrome (33325455452333).

The spelling of 20324323110031 in words is "twenty trillion, three hundred twenty-four billion, three hundred twenty-three million, one hundred ten thousand, thirty-one".