22188229822 has 16 divisors (see below), whose sum is σ = 36452674944. Its totient is φ = 10045375000.

The previous prime is 22188229807. The next prime is 22188229823. The reversal of 22188229822 is 22892288122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22188229823) 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, 2003554 + ... + 2014597.

It is an arithmetic number, because the mean of its divisors is an integer number (2278292184).

Almost surely, 2^22188229822 is an apocalyptic number.

22188229822 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22188229822 is a deficient number, since it is larger than the sum of its proper divisors (14264445122).

22188229822 is a wasteful number, since it uses less digits than its factorization.

22188229822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4018415.

The product of its digits is 294912, while the sum is 46.

The spelling of 22188229822 in words is "twenty-two billion, one hundred eighty-eight million, two hundred twenty-nine thousand, eight hundred twenty-two".