22211210011222 has 128 divisors (see below), whose sum is σ = 37079552176128. Its totient is φ = 9934415462400.

The previous prime is 22211210011217. The next prime is 22211210011271. The reversal of 22211210011222 is 22211001211222.

It is a self number, because there is not a number n which added to its sum of digits gives 22211210011222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6819528618 + ... + 6819531874.

It is an arithmetic number, because the mean of its divisors is an integer number (289684001376).

Almost surely, 2^{22211210011222} is an apocalyptic number.

22211210011222 is a deficient number, since it is larger than the sum of its proper divisors (14868342164906).

22211210011222 is a wasteful number, since it uses less digits than its factorization.

22211210011222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3994.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 22211210011222 its reverse (22211001211222), we get a palindrome (44422211222444).

The spelling of 22211210011222 in words is "twenty-two trillion, two hundred eleven billion, two hundred ten million, eleven thousand, two hundred twenty-two".