223125521323 has 8 divisors (see below), whose sum is σ = 226916136000. Its totient is φ = 219335200968.

The previous prime is 223125521263. The next prime is 223125521533. The reversal of 223125521323 is 323125521322.

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

It is a cyclic number.

It is not a de Polignac number, because 223125521323 - 2¹⁷ = 223125390251 is a prime.

It is a super-3 number, since 3×223125521323³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (223165521323) 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, 1902028 + ... + 2015926.

It is an arithmetic number, because the mean of its divisors is an integer number (28364517000).

Almost surely, 2^223125521323 is an apocalyptic number.

223125521323 is a deficient number, since it is larger than the sum of its proper divisors (3790614677).

223125521323 is a wasteful number, since it uses less digits than its factorization.

223125521323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147161.

The product of its digits is 21600, while the sum is 31.

Subtracting 223125521323 from its reverse (323125521322), we obtain a palindrome (99999999999).

The spelling of 223125521323 in words is "two hundred twenty-three billion, one hundred twenty-five million, five hundred twenty-one thousand, three hundred twenty-three".