223021232000 has 256 divisors, whose sum is σ = 670981034880. Its totient is φ = 71965900800.

The previous prime is 223021231991. The next prime is 223021232033. The reversal of 223021232000 is 232120322.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 223021232000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1845434 + ... + 1962566.

Almost surely, 2^223021232000 is an apocalyptic number.

223021232000 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 223021232000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (335490517440).

223021232000 is an abundant number, since it is smaller than the sum of its proper divisors (447959802880).

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

223021232000 is a wasteful number, since it uses less digits than its factorization.

223021232000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117186 (or 117164 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 223021232000 its reverse (232120322), we get a palindrome (223253352322).

The spelling of 223021232000 in words is "two hundred twenty-three billion, twenty-one million, two hundred thirty-two thousand".