223243401320 has 64 divisors (see below), whose sum is σ = 524309224320. Its totient is φ = 85386749184.

The previous prime is 223243401307. The next prime is 223243401331. The reversal of 223243401320 is 23104342322.

It is a super-3 number, since 3×223243401320³ (a number of 35 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 223243401320.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2871602 + ... + 2948318.

It is an arithmetic number, because the mean of its divisors is an integer number (8192331630).

Almost surely, 2^223243401320 is an apocalyptic number.

223243401320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

223243401320 is an abundant number, since it is smaller than the sum of its proper divisors (301065823000).

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

223243401320 is a wasteful number, since it uses less digits than its factorization.

223243401320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79914 (or 79910 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 223243401320 its reverse (23104342322), we get a palindrome (246347743642).

The spelling of 223243401320 in words is "two hundred twenty-three billion, two hundred forty-three million, four hundred one thousand, three hundred twenty".