40112223132 has 96 divisors (see below), whose sum is σ = 99009792000. Its totient is φ = 12618772992.

The previous prime is 40112223121. The next prime is 40112223139. The reversal of 40112223132 is 23132221104.

It is a junction number, because it is equal to n+sod(n) for n = 40112223099 and 40112223108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40112223139) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 22881168 + ... + 22882920.

It is an arithmetic number, because the mean of its divisors is an integer number (1031352000).

Almost surely, 2^40112223132 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40112223132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49504896000).

40112223132 is an abundant number, since it is smaller than the sum of its proper divisors (58897568868).

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

40112223132 is a wasteful number, since it uses less digits than its factorization.

40112223132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3235 (or 3233 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 40112223132 its reverse (23132221104), we get a palindrome (63244444236).

The spelling of 40112223132 in words is "forty billion, one hundred twelve million, two hundred twenty-three thousand, one hundred thirty-two".