212223113000 has 64 divisors (see below), whose sum is σ = 496718323920. Its totient is φ = 84869376000.

The previous prime is 212223112973. The next prime is 212223113017. The reversal of 212223113000 is 311322212.

It can be written as a sum of positive squares in 8 ways, for example, as 63484849444 + 148738263556 = 251962^2 + 385666^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 212223113000.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4698524 + ... + 4743476.

Almost surely, 2^212223113000 is an apocalyptic number.

212223113000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212223113000 is an abundant number, since it is smaller than the sum of its proper divisors (284495210920).

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

212223113000 is a wasteful number, since it uses less digits than its factorization.

212223113000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49695 (or 49681 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 212223113000 its reverse (311322212), we get a palindrome (212534435212).

The spelling of 212223113000 in words is "two hundred twelve billion, two hundred twenty-three million, one hundred thirteen thousand".