20113310223 has 12 divisors (see below), whose sum is σ = 29837764008. Its totient is φ = 13046471280.

The previous prime is 20113310197. The next prime is 20113310251. The reversal of 20113310223 is 32201331102.

20113310223 is a `hidden beast` number, since 20 + 113 + 310 + 223 = 666.

It is not a de Polignac number, because 20113310223 - 2¹⁶ = 20113244687 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20113310196 and 20113310205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20113310323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30199833 + ... + 30200498.

It is an arithmetic number, because the mean of its divisors is an integer number (2486480334).

Almost surely, 2^20113310223 is an apocalyptic number.

20113310223 is a deficient number, since it is larger than the sum of its proper divisors (9724453785).

20113310223 is a wasteful number, since it uses less digits than its factorization.

20113310223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60400374 (or 60400371 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 20113310223 its reverse (32201331102), we get a palindrome (52314641325).

The spelling of 20113310223 in words is "twenty billion, one hundred thirteen million, three hundred ten thousand, two hundred twenty-three".