2222111122000 has 160 divisors (see below), whose sum is σ = 6698886315264. Its totient is φ = 692606016000.

The previous prime is 2222111121973. The next prime is 2222111122003. The reversal of 2222111122000 is 2211112222.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2222111122003) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 7060647 + ... + 7368646.

Almost surely, 2^{2222111122000} is an apocalyptic number.

2222111122000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2222111122000 is an abundant number, since it is smaller than the sum of its proper divisors (4476775193264).

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

2222111122000 is a wasteful number, since it uses less digits than its factorization.

2222111122000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14429334 (or 14429318 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2222111122000 its reverse (2211112222), we get a palindrome (2224322234222).

The spelling of 2222111122000 in words is "two trillion, two hundred twenty-two billion, one hundred eleven million, one hundred twenty-two thousand".