2211223330000 has 100 divisors (see below), whose sum is σ = 5372516969248. Its totient is φ = 881362800000.

The previous prime is 2211223329977. The next prime is 2211223330027. The reversal of 2211223330000 is 333221122.

It is a tau number, because it is divible by the number of its divisors (100).

It is a zygodrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 2211223330000.

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 19 ways as a sum of consecutive naturals, for example, 2439325 + ... + 3220675.

Almost surely, 2^{2211223330000} is an apocalyptic number.

2211223330000 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 2211223330000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2686258484624).

2211223330000 is an abundant number, since it is smaller than the sum of its proper divisors (3161293639248).

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

2211223330000 is an equidigital number, since it uses as much as digits as its factorization.

2211223330000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 781662 (or 781641 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 2211223330000 its reverse (333221122), we get a palindrome (2211556551122).

The spelling of 2211223330000 in words is "two trillion, two hundred eleven billion, two hundred twenty-three million, three hundred thirty thousand".