221103424023 has 8 divisors (see below), whose sum is σ = 310320595200. Its totient is φ = 139644267768.

The previous prime is 221103424019. The next prime is 221103424049. The reversal of 221103424023 is 320424301122.

It is a happy number.

221103424023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 221103424023 - 2² = 221103424019 is a prime.

It is a super-2 number, since 2×221103424023² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 221103423984 and 221103424002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221103424063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1939503663 + ... + 1939503776.

It is an arithmetic number, because the mean of its divisors is an integer number (38790074400).

Almost surely, 2^221103424023 is an apocalyptic number.

221103424023 is a deficient number, since it is larger than the sum of its proper divisors (89217171177).

221103424023 is a wasteful number, since it uses less digits than its factorization.

221103424023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3879007461.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 221103424023 its reverse (320424301122), we get a palindrome (541527725145).

The spelling of 221103424023 in words is "two hundred twenty-one billion, one hundred three million, four hundred twenty-four thousand, twenty-three".