2222000000000 has 440 divisors, whose sum is σ = 6117011092368. Its totient is φ = 800000000000.

The previous prime is 2221999999963. The next prime is 2222000000021. The reversal of 2222000000000 is 2222.

It is a tau number, because it is divible by the number of its divisors (440).

It is a Harshad number since it is a multiple of its sum of digits (8).

It is a nialpdrome in base 10.

It is a zygodrome in base 10.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 21999999950 + ... + 22000000050.

Almost surely, 2^{2222000000000} is an apocalyptic number.

2222000000000 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 2222000000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3058505546184).

2222000000000 is an abundant number, since it is smaller than the sum of its proper divisors (3895011092368).

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

2222000000000 is an frugal number, since it uses more digits than its factorization.

2222000000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177 (or 119 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 8.

Adding to 2222000000000 its reverse (2222), we get a palindrome (2222000002222).

2222000000000 divided by its reverse (2222) gives a 9-th power (1000000000 = 10⁹).

It can be divided in two parts, 22 and 22000000000, that added together give a palindrome (22000000022).

The spelling of 2222000000000 in words is "two trillion, two hundred twenty-two billion", and thus it is an aban number.