4042401320422 has 32 divisors (see below), whose sum is σ = 6517270365408. Its totient is φ = 1873580054016.

The previous prime is 4042401320411. The next prime is 4042401320423. The reversal of 4042401320422 is 2240231042404.

It is a super-2 number, since 2×4042401320422² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4042401320423) 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 15 ways as a sum of consecutive naturals, for example, 12868128 + ... + 13178524.

It is an arithmetic number, because the mean of its divisors is an integer number (203664698919).

Almost surely, 2^{4042401320422} is an apocalyptic number.

4042401320422 is a deficient number, since it is larger than the sum of its proper divisors (2474869044986).

4042401320422 is a wasteful number, since it uses less digits than its factorization.

4042401320422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316200.

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

Adding to 4042401320422 its reverse (2240231042404), we get a palindrome (6282632362826).

The spelling of 4042401320422 in words is "four trillion, forty-two billion, four hundred one million, three hundred twenty thousand, four hundred twenty-two".