22011222222192 has 480 divisors, whose sum is σ = 71318257339392. Its totient is φ = 5708602957824.

The previous prime is 22011222222181. The next prime is 22011222222247. The reversal of 22011222222192 is 29122222211022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1053813573 + ... + 1053834459.

Almost surely, 2^{22011222222192} 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 22011222222192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35659128669696).

22011222222192 is an abundant number, since it is smaller than the sum of its proper divisors (49307035117200).

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

22011222222192 is a wasteful number, since it uses less digits than its factorization.

22011222222192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21093 (or 21028 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 30.

The spelling of 22011222222192 in words is "twenty-two trillion, eleven billion, two hundred twenty-two million, two hundred twenty-two thousand, one hundred ninety-two".