2222220222192 has 80 divisors (see below), whose sum is σ = 5819385313280. Its totient is φ = 730652679936.

The previous prime is 2222220222169. The next prime is 2222220222221. The reversal of 2222220222192 is 2912220222222.

It is a congruent number.

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, 214413 + ... + 2119059.

It is an arithmetic number, because the mean of its divisors is an integer number (72742316416).

Almost surely, 2^{2222220222192} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2222220222192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2909692656640).

2222220222192 is an abundant number, since it is smaller than the sum of its proper divisors (3597165091088).

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

2222220222192 is a wasteful number, since it uses less digits than its factorization.

2222220222192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1904990 (or 1904984 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 30.

Adding to 2222220222192 its sum of digits (30), we get a palindrome (2222220222222).

The spelling of 2222220222192 in words is "two trillion, two hundred twenty-two billion, two hundred twenty million, two hundred twenty-two thousand, one hundred ninety-two".