20113031323323 has 10 divisors (see below), whose sum is σ = 30045392470764. Its totient is φ = 13408687548828.

The previous prime is 20113031323277. The next prime is 20113031323361. The reversal of 20113031323323 is 32332313031102.

20113031323323 is a `hidden beast` number, since 2 + 0 + 1 + 1 + 3 + 0 + 313 + 23 + 323 = 666.

It is not a de Polignac number, because 20113031323323 - 2¹⁴ = 20113031306939 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (20113031321323) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 124154514261 + ... + 124154514422.

Almost surely, 2^{20113031323323} is an apocalyptic number.

20113031323323 is a deficient number, since it is larger than the sum of its proper divisors (9932361147441).

20113031323323 is an equidigital number, since it uses as much as digits as its factorization.

20113031323323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248309028695 (or 248309028686 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 27.

Adding to 20113031323323 its reverse (32332313031102), we get a palindrome (52445344354425).

The spelling of 20113031323323 in words is "twenty trillion, one hundred thirteen billion, thirty-one million, three hundred twenty-three thousand, three hundred twenty-three".