40132112020 has 96 divisors (see below), whose sum is σ = 113155773696. Its totient is φ = 11546496000.

The previous prime is 40132112011. The next prime is 40132112021. The reversal of 40132112020 is 2021123104.

It is a super-2 number, since 2×40132112020² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40132111985 and 40132112003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40132112021) 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 31 ways as a sum of consecutive naturals, for example, 982281 + ... + 1022320.

It is an arithmetic number, because the mean of its divisors is an integer number (1178705976).

Almost surely, 2^40132112020 is an apocalyptic number.

It is an amenable number.

40132112020 is an abundant number, since it is smaller than the sum of its proper divisors (73023661676).

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

40132112020 is a wasteful number, since it uses less digits than its factorization.

40132112020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2004641 (or 2004639 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 40132112020 its reverse (2021123104), we get a palindrome (42153235124).

The spelling of 40132112020 in words is "forty billion, one hundred thirty-two million, one hundred twelve thousand, twenty".