42040220312422 has 32 divisors (see below), whose sum is σ = 68189059133280. Its totient is φ = 19371107750400.

The previous prime is 42040220312413. The next prime is 42040220312423. The reversal of 42040220312422 is 22421302204024.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42040220312423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2650672 + ... + 9544972.

It is an arithmetic number, because the mean of its divisors is an integer number (2130908097915).

Almost surely, 2^{42040220312422} is an apocalyptic number.

42040220312422 is a deficient number, since it is larger than the sum of its proper divisors (26148838820858).

42040220312422 is a wasteful number, since it uses less digits than its factorization.

42040220312422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6898696.

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 42040220312422 its reverse (22421302204024), we get a palindrome (64461522516446).

The spelling of 42040220312422 in words is "forty-two trillion, forty billion, two hundred twenty million, three hundred twelve thousand, four hundred twenty-two".