55323112110223 has 4 divisors (see below), whose sum is σ = 55323214130520. Its totient is φ = 55323010089928.

The previous prime is 55323112110113. The next prime is 55323112110289. The reversal of 55323112110223 is 32201121132355.

It is a happy number.

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 55323112110223 - 2²⁹ = 55322575239311 is a prime.

It is a super-3 number, since 3×55323112110223³ (a number of 42 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55383112110223) 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, 50192365 + ... + 51282742.

It is an arithmetic number, because the mean of its divisors is an integer number (13830803532630).

Almost surely, 2^{55323112110223} is an apocalyptic number.

55323112110223 is a deficient number, since it is larger than the sum of its proper divisors (102020297).

55323112110223 is a wasteful number, since it uses less digits than its factorization.

55323112110223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102020296.

The product of its (nonzero) digits is 10800, while the sum is 31.

Adding to 55323112110223 its reverse (32201121132355), we get a palindrome (87524233242578).

The spelling of 55323112110223 in words is "fifty-five trillion, three hundred twenty-three billion, one hundred twelve million, one hundred ten thousand, two hundred twenty-three".