222110232440 has 16 divisors (see below), whose sum is σ = 499748023080. Its totient is φ = 88844092960.

The previous prime is 222110232403. The next prime is 222110232497. The reversal of 222110232440 is 44232011222.

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 3 ways as a sum of consecutive naturals, for example, 2776377866 + ... + 2776377945.

Almost surely, 2^222110232440 is an apocalyptic number.

222110232440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222110232440 is an abundant number, since it is smaller than the sum of its proper divisors (277637790640).

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

222110232440 is a wasteful number, since it uses less digits than its factorization.

222110232440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5552755822 (or 5552755818 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 222110232440 its reverse (44232011222), we get a palindrome (266342243662).

The spelling of 222110232440 in words is "two hundred twenty-two billion, one hundred ten million, two hundred thirty-two thousand, four hundred forty".