22103042040 has 48 divisors (see below), whose sum is σ = 71834887800. Its totient is φ = 5894144448.

The previous prime is 22103042033. The next prime is 22103042081. The reversal of 22103042040 is 4024030122.

22103042040 is a `hidden beast` number, since 2 + 210 + 30 + 420 + 4 + 0 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30698310 + ... + 30699029.

Almost surely, 2^22103042040 is an apocalyptic number.

22103042040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22103042040 is an abundant number, since it is smaller than the sum of its proper divisors (49731845760).

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

22103042040 is a wasteful number, since it uses less digits than its factorization.

22103042040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61397356 (or 61397349 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 22103042040 its reverse (4024030122), we get a palindrome (26127072162).

The spelling of 22103042040 in words is "twenty-two billion, one hundred three million, forty-two thousand, forty".