22111002200222 has 32 divisors (see below), whose sum is σ = 36072345097152. Its totient is φ = 10103814411264.

The previous prime is 22111002200213. The next prime is 22111002200239. The reversal of 22111002200222 is 22200220011122.

It is a happy number.

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 22111002200222.

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, 11527598 + ... + 13308174.

It is an arithmetic number, because the mean of its divisors is an integer number (1127260784286).

Almost surely, 2^{22111002200222} is an apocalyptic number.

22111002200222 is a deficient number, since it is larger than the sum of its proper divisors (13961342896930).

22111002200222 is a wasteful number, since it uses less digits than its factorization.

22111002200222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1785332.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22111002200222 its reverse (22200220011122), we get a palindrome (44311222211344).

The spelling of 22111002200222 in words is "twenty-two trillion, one hundred eleven billion, two million, two hundred thousand, two hundred twenty-two".