20113032100223 has 4 divisors (see below), whose sum is σ = 20135207439720. Its totient is φ = 20090856760728.

The previous prime is 20113032100199. The next prime is 20113032100229. The reversal of 20113032100223 is 32200123031102.

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 20113032100223 - 2⁶ = 20113032100159 is a prime.

It is a super-4 number, since 4×20113032100223⁴ (a number of 54 digits) contains 4444 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20113032100195 and 20113032100204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20113032100229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11087668388 + ... + 11087670201.

It is an arithmetic number, because the mean of its divisors is an integer number (5033801859930).

Almost surely, 2^{20113032100223} is an apocalyptic number.

20113032100223 is a deficient number, since it is larger than the sum of its proper divisors (22175339497).

20113032100223 is an equidigital number, since it uses as much as digits as its factorization.

20113032100223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22175339496.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 20113032100223 its reverse (32200123031102), we get a palindrome (52313155131325).

The spelling of 20113032100223 in words is "twenty trillion, one hundred thirteen billion, thirty-two million, one hundred thousand, two hundred twenty-three".