223321431444130 has 32 divisors (see below), whose sum is σ = 402255003363840. Its totient is φ = 89267150231040.

The previous prime is 223321431444049. The next prime is 223321431444151. The reversal of 223321431444130 is 31444134123322.

It is a super-2 number, since 2×223321431444130² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 223321431444130.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 315873487 + ... + 316579693.

It is an arithmetic number, because the mean of its divisors is an integer number (12570468855120).

Almost surely, 2^{223321431444130} is an apocalyptic number.

223321431444130 is a deficient number, since it is larger than the sum of its proper divisors (178933571919710).

223321431444130 is a wasteful number, since it uses less digits than its factorization.

223321431444130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 727914.

The product of its (nonzero) digits is 165888, while the sum is 37.

Adding to 223321431444130 its reverse (31444134123322), we get a palindrome (254765565567452).

The spelling of 223321431444130 in words is "two hundred twenty-three trillion, three hundred twenty-one billion, four hundred thirty-one million, four hundred forty-four thousand, one hundred thirty".