223105510055472 has 40 divisors (see below), whose sum is σ = 628751891976000. Its totient is φ = 67607730319680.

The previous prime is 223105510055459. The next prime is 223105510055479. The reversal of 223105510055472 is 274550015501322.

It is a happy number.

223105510055472 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×223105510055472³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (223105510055479) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 211274156722 + ... + 211274157777.

It is an arithmetic number, because the mean of its divisors is an integer number (15718797299400).

Almost surely, 2^{223105510055472} is an apocalyptic number.

223105510055472 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

223105510055472 is an abundant number, since it is smaller than the sum of its proper divisors (405646381920528).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

223105510055472 is a wasteful number, since it uses less digits than its factorization.

223105510055472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422548314521 (or 422548314515 counting only the distinct ones).

The product of its (nonzero) digits is 420000, while the sum is 42.

Adding to 223105510055472 its reverse (274550015501322), we get a palindrome (497655525556794).

The spelling of 223105510055472 in words is "two hundred twenty-three trillion, one hundred five billion, five hundred ten million, fifty-five thousand, four hundred seventy-two".