9012222108 has 24 divisors (see below), whose sum is σ = 23365020560. Its totient is φ = 3004074000.

The previous prime is 9012222103. The next prime is 9012222151. The reversal of 9012222108 is 8012222109.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9012222103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41723143 + ... + 41723358.

Almost surely, 2^9012222108 is an apocalyptic number.

It is an amenable number.

9012222108 is an abundant number, since it is smaller than the sum of its proper divisors (14352798452).

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

9012222108 is a wasteful number, since it uses less digits than its factorization.

9012222108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83446514 (or 83446506 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The square root of 9012222108 is about 94932.7241155546. The cubic root of 9012222108 is about 2081.0249900726.

Subtracting from 9012222108 its reverse (8012222109), we obtain a palindrome (999999999).

The spelling of 9012222108 in words is "nine billion, twelve million, two hundred twenty-two thousand, one hundred eight".