223331213000 has 128 divisors (see below), whose sum is σ = 599382201600. Its totient is φ = 76297536000.

The previous prime is 223331212957. The next prime is 223331213003. The reversal of 223331213000 is 312133322.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (223331213003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1910231 + ... + 2023769.

It is an arithmetic number, because the mean of its divisors is an integer number (4682673450).

Almost surely, 2^223331213000 is an apocalyptic number.

223331213000 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 223331213000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (299691100800).

223331213000 is an abundant number, since it is smaller than the sum of its proper divisors (376050988600).

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

223331213000 is a wasteful number, since it uses less digits than its factorization.

223331213000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113848 (or 113834 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 223331213000 its reverse (312133322), we get a palindrome (223643346322).

The spelling of 223331213000 in words is "two hundred twenty-three billion, three hundred thirty-one million, two hundred thirteen thousand".