212224403000 has 64 divisors (see below), whose sum is σ = 497075641920. Its totient is φ = 84809328000.

The previous prime is 212224402997. The next prime is 212224403023. The reversal of 212224403000 is 304422212.

212224403000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 960989 + ... + 1161011.

It is an arithmetic number, because the mean of its divisors is an integer number (7766806905).

Almost surely, 2^212224403000 is an apocalyptic number.

212224403000 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 212224403000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (248537820960).

212224403000 is an abundant number, since it is smaller than the sum of its proper divisors (284851238920).

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

212224403000 is a wasteful number, since it uses less digits than its factorization.

212224403000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201105 (or 201091 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 212224403000 its reverse (304422212), we get a palindrome (212528825212).

The spelling of 212224403000 in words is "two hundred twelve billion, two hundred twenty-four million, four hundred three thousand".