20005106103323 has 16 divisors (see below), whose sum is σ = 22557039267840. Its totient is φ = 17576913254400.

The previous prime is 20005106103293. The next prime is 20005106103349. The reversal of 20005106103323 is 32330160150002.

It is a cyclic number.

It is not a de Polignac number, because 20005106103323 - 2⁸ = 20005106103067 is a prime.

It is a super-2 number, since 2×20005106103323² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20005106103292 and 20005106103301.

It is not an unprimeable number, because it can be changed into a prime (20005106103623) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37882115 + ... + 38406572.

It is an arithmetic number, because the mean of its divisors is an integer number (1409814954240).

Almost surely, 2^{20005106103323} is an apocalyptic number.

20005106103323 is a deficient number, since it is larger than the sum of its proper divisors (2551933164517).

20005106103323 is a wasteful number, since it uses less digits than its factorization.

20005106103323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76289498.

The product of its (nonzero) digits is 3240, while the sum is 26.

Adding to 20005106103323 its reverse (32330160150002), we get a palindrome (52335266253325).

The spelling of 20005106103323 in words is "twenty trillion, five billion, one hundred six million, one hundred three thousand, three hundred twenty-three".