20111012333323 has 24 divisors (see below), whose sum is σ = 20832312155760. Its totient is φ = 19413941356800.

The previous prime is 20111012333311. The next prime is 20111012333339. The reversal of 20111012333323 is 32333321011102.

It is not a de Polignac number, because 20111012333323 - 2⁴¹ = 17911989077771 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20111012333353) 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 23 ways as a sum of consecutive naturals, for example, 2884950228 + ... + 2884957198.

It is an arithmetic number, because the mean of its divisors is an integer number (868013006490).

Almost surely, 2^{20111012333323} is an apocalyptic number.

20111012333323 is a deficient number, since it is larger than the sum of its proper divisors (721299822437).

20111012333323 is an equidigital number, since it uses as much as digits as its factorization.

20111012333323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14059 (or 14028 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 20111012333323 its reverse (32333321011102), we get a palindrome (52444333344425).

The spelling of 20111012333323 in words is "twenty trillion, one hundred eleven billion, twelve million, three hundred thirty-three thousand, three hundred twenty-three".