223112230320 has 320 divisors, whose sum is σ = 816763723776. Its totient is φ = 49303019520.

The previous prime is 223112230261. The next prime is 223112230333. The reversal of 223112230320 is 23032211322.

It is a happy number.

It is a super-3 number, since 3×223112230320³ (a number of 35 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 85253652 + ... + 85256268.

Almost surely, 2^223112230320 is an apocalyptic number.

223112230320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 223112230320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (408381861888).

223112230320 is an abundant number, since it is smaller than the sum of its proper divisors (593651493456).

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

223112230320 is a wasteful number, since it uses less digits than its factorization.

223112230320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4308 (or 4302 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 223112230320 its reverse (23032211322), we get a palindrome (246144441642).

The spelling of 223112230320 in words is "two hundred twenty-three billion, one hundred twelve million, two hundred thirty thousand, three hundred twenty".