22102247222 has 16 divisors (see below), whose sum is σ = 36216681552. Its totient is φ = 10032762720.

The previous prime is 22102247197. The next prime is 22102247327. The reversal of 22102247222 is 22274220122.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22102247191 and 22102247200.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 669173 + ... + 701424.

It is an arithmetic number, because the mean of its divisors is an integer number (2263542597).

Almost surely, 2^22102247222 is an apocalyptic number.

22102247222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22102247222 is a deficient number, since it is larger than the sum of its proper divisors (14114434330).

22102247222 is a wasteful number, since it uses less digits than its factorization.

22102247222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1371343.

The product of its (nonzero) digits is 3584, while the sum is 26.

Adding to 22102247222 its reverse (22274220122), we get a palindrome (44376467344).

The spelling of 22102247222 in words is "twenty-two billion, one hundred two million, two hundred forty-seven thousand, two hundred twenty-two".