40223122232 has 32 divisors (see below), whose sum is σ = 77863526400. Its totient is φ = 19459720800.

The previous prime is 40223122231. The next prime is 40223122237. The reversal of 40223122232 is 23222132204.

40223122232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 40223122198 and 40223122207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40223122231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2780057 + ... + 2794487.

It is an arithmetic number, because the mean of its divisors is an integer number (2433235200).

Almost surely, 2^40223122232 is an apocalyptic number.

It is an amenable number.

40223122232 is a deficient number, since it is larger than the sum of its proper divisors (37640404168).

40223122232 is a wasteful number, since it uses less digits than its factorization.

40223122232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25707 (or 25703 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 40223122232 its reverse (23222132204), we get a palindrome (63445254436).

The spelling of 40223122232 in words is "forty billion, two hundred twenty-three million, one hundred twenty-two thousand, two hundred thirty-two".