223144432253223 has 64 divisors (see below), whose sum is σ = 343383208035840. Its totient is φ = 127671718883328.

The previous prime is 223144432253221. The next prime is 223144432253233. The reversal of 223144432253223 is 322352234441322.

It is not a de Polignac number, because 223144432253223 - 2¹ = 223144432253221 is a prime.

It is a super-3 number, since 3×223144432253223³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223144432253221) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 546178740 + ... + 546587142.

It is an arithmetic number, because the mean of its divisors is an integer number (5365362625560).

Almost surely, 2^{223144432253223} is an apocalyptic number.

223144432253223 is a deficient number, since it is larger than the sum of its proper divisors (120238775782617).

223144432253223 is a wasteful number, since it uses less digits than its factorization.

223144432253223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 418448.

The product of its digits is 1658880, while the sum is 42.

Adding to 223144432253223 its reverse (322352234441322), we get a palindrome (545496666694545).

The spelling of 223144432253223 in words is "two hundred twenty-three trillion, one hundred forty-four billion, four hundred thirty-two million, two hundred fifty-three thousand, two hundred twenty-three".