223002120 has 128 divisors (see below), whose sum is σ = 733898880. Its totient is φ = 53760000.

The previous prime is 223002113. The next prime is 223002149. The reversal of 223002120 is 21200322.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 223002096 and 223002105.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 317770 + ... + 318470.

It is an arithmetic number, because the mean of its divisors is an integer number (5733585).

Almost surely, 2^223002120 is an apocalyptic number.

223002120 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 223002120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (366949440).

223002120 is an abundant number, since it is smaller than the sum of its proper divisors (510896760).

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

223002120 is a wasteful number, since it uses less digits than its factorization.

223002120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 967 (or 963 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 223002120 is about 14933.2555057496. The cubic root of 223002120 is about 606.4146211112.

Adding to 223002120 its reverse (21200322), we get a palindrome (244202442).

The spelling of 223002120 in words is "two hundred twenty-three million, two thousand, one hundred twenty".