22111122104 has 8 divisors (see below), whose sum is σ = 41458353960. Its totient is φ = 11055561048.

The previous prime is 22111122053. The next prime is 22111122109. The reversal of 22111122104 is 40122111122.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22111122109) by changing a digit.

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 as a sum of consecutive naturals, namely, 1381945124 + ... + 1381945139.

It is an arithmetic number, because the mean of its divisors is an integer number (5182294245).

Almost surely, 2^22111122104 is an apocalyptic number.

It is an amenable number.

22111122104 is a deficient number, since it is larger than the sum of its proper divisors (19347231856).

22111122104 is a wasteful number, since it uses less digits than its factorization.

22111122104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2763890269 (or 2763890265 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 22111122104 its reverse (40122111122), we get a palindrome (62233233226).

The spelling of 22111122104 in words is "twenty-two billion, one hundred eleven million, one hundred twenty-two thousand, one hundred four".