40032220120 has 16 divisors (see below), whose sum is σ = 90072495360. Its totient is φ = 16012888032.

The previous prime is 40032220117. The next prime is 40032220127. The reversal of 40032220120 is 2102223004.

It is a super-2 number, since 2×40032220120² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40032220094 and 40032220103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40032220127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 500402712 + ... + 500402791.

It is an arithmetic number, because the mean of its divisors is an integer number (5629530960).

Almost surely, 2^40032220120 is an apocalyptic number.

40032220120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40032220120 is an abundant number, since it is smaller than the sum of its proper divisors (50040275240).

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

40032220120 is a wasteful number, since it uses less digits than its factorization.

40032220120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1000805514 (or 1000805510 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 40032220120 its reverse (2102223004), we get a palindrome (42134443124).

The spelling of 40032220120 in words is "forty billion, thirty-two million, two hundred twenty thousand, one hundred twenty".