22202112111222 has 32 divisors (see below), whose sum is σ = 45487556964864. Its totient is φ = 7220150984000.

The previous prime is 22202112111173. The next prime is 22202112111259. The reversal of 22202112111222 is 22211121120222.

It is a super-2 number, since 2×22202112111222² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72306343 + ... + 72612749.

It is an arithmetic number, because the mean of its divisors is an integer number (1421486155152).

Almost surely, 2^{22202112111222} is an apocalyptic number.

22202112111222 is an abundant number, since it is smaller than the sum of its proper divisors (23285444853642).

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

22202112111222 is a wasteful number, since it uses less digits than its factorization.

22202112111222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 601004.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 22202112111222 its reverse (22211121120222), we get a palindrome (44413233231444).

The spelling of 22202112111222 in words is "twenty-two trillion, two hundred two billion, one hundred twelve million, one hundred eleven thousand, two hundred twenty-two".