22012303302 has 36 divisors (see below), whose sum is σ = 52423245420. Its totient is φ = 6670394280.

The previous prime is 22012303277. The next prime is 22012303303. The reversal of 22012303302 is 20330321022.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22012303303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 5051152 + ... + 5055507.

Almost surely, 2^22012303302 is an apocalyptic number.

22012303302 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22012303302 is an abundant number, since it is smaller than the sum of its proper divisors (30410942118).

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

22012303302 is a wasteful number, since it uses less digits than its factorization.

22012303302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10106689 (or 10106675 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 22012303302 its reverse (20330321022), we get a palindrome (42342624324).

The spelling of 22012303302 in words is "twenty-two billion, twelve million, three hundred three thousand, three hundred two".