20113003303223 has 4 divisors (see below), whose sum is σ = 20114026312728. Its totient is φ = 20111980293720.

The previous prime is 20113003303219. The next prime is 20113003303229. The reversal of 20113003303223 is 32230330031102.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20113003303223 - 2² = 20113003303219 is a prime.

It is a super-3 number, since 3×20113003303223³ (a number of 41 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20113003303229) 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 3 ways as a sum of consecutive naturals, for example, 511475261 + ... + 511514582.

It is an arithmetic number, because the mean of its divisors is an integer number (5028506578182).

Almost surely, 2^{20113003303223} is an apocalyptic number.

20113003303223 is a deficient number, since it is larger than the sum of its proper divisors (1023009505).

20113003303223 is a wasteful number, since it uses less digits than its factorization.

20113003303223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1023009504.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 20113003303223 its reverse (32230330031102), we get a palindrome (52343333334325).

The spelling of 20113003303223 in words is "twenty trillion, one hundred thirteen billion, three million, three hundred three thousand, two hundred twenty-three".