20112101133223 has 16 divisors (see below), whose sum is σ = 22114242662400. Its totient is φ = 18138934195200.

The previous prime is 20112101133217. The next prime is 20112101133247. The reversal of 20112101133223 is 32233110121102.

It is a cyclic number.

It is not a de Polignac number, because 20112101133223 - 2²⁹ = 20111564262311 is a prime.

It is a super-2 number, since 2×20112101133223² (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 = 20112101133194 and 20112101133203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20112101133253) 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 15 ways as a sum of consecutive naturals, for example, 31393383 + ... + 32027623.

It is an arithmetic number, because the mean of its divisors is an integer number (1382140166400).

Almost surely, 2^{20112101133223} is an apocalyptic number.

20112101133223 is a deficient number, since it is larger than the sum of its proper divisors (2002141529177).

20112101133223 is a wasteful number, since it uses less digits than its factorization.

20112101133223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 657078.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 20112101133223 its reverse (32233110121102), we get a palindrome (52345211254325).

The spelling of 20112101133223 in words is "twenty trillion, one hundred twelve billion, one hundred one million, one hundred thirty-three thousand, two hundred twenty-three".