22112221095 has 24 divisors (see below), whose sum is σ = 38386062000. Its totient is φ = 11775273216.

The previous prime is 22112221073. The next prime is 22112221121. The reversal of 22112221095 is 59012221122.

It is a happy number.

It is not a de Polignac number, because 22112221095 - 2⁵ = 22112221063 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 343170 + ... + 402479.

It is an arithmetic number, because the mean of its divisors is an integer number (1599419250).

Almost surely, 2^22112221095 is an apocalyptic number.

22112221095 is a deficient number, since it is larger than the sum of its proper divisors (16273840905).

22112221095 is a wasteful number, since it uses less digits than its factorization.

22112221095 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 746319 (or 746316 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

Adding to 22112221095 its sum of digits (27), we get a palindrome (22112221122).

The spelling of 22112221095 in words is "twenty-two billion, one hundred twelve million, two hundred twenty-one thousand, ninety-five".