40020204422 has 64 divisors (see below), whose sum is σ = 66898690560. Its totient is φ = 17804793600.

The previous prime is 40020204383. The next prime is 40020204449. The reversal of 40020204422 is 22440202004.

40020204422 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 = 40020204394 and 40020204403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 120906797 + ... + 120907127.

It is an arithmetic number, because the mean of its divisors is an integer number (1045292040).

Almost surely, 2^40020204422 is an apocalyptic number.

40020204422 is a deficient number, since it is larger than the sum of its proper divisors (26878486138).

40020204422 is a wasteful number, since it uses less digits than its factorization.

40020204422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 909.

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 40020204422 its reverse (22440202004), we get a palindrome (62460406426).

It can be divided in two parts, 40020 and 204422, that added together give a palindrome (244442).

The spelling of 40020204422 in words is "forty billion, twenty million, two hundred four thousand, four hundred twenty-two".