401031443422 has 16 divisors (see below), whose sum is σ = 632217237120. Its totient is φ = 190417804632.

The previous prime is 401031443389. The next prime is 401031443447. The reversal of 401031443422 is 224344130104.

It is a super-2 number, since 2×401031443422² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31353588 + ... + 31366375.

It is an arithmetic number, because the mean of its divisors is an integer number (39513577320).

Almost surely, 2^401031443422 is an apocalyptic number.

401031443422 is a deficient number, since it is larger than the sum of its proper divisors (231185793698).

401031443422 is a wasteful number, since it uses less digits than its factorization.

401031443422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62720127.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 401031443422 its reverse (224344130104), we get a palindrome (625375573526).

The spelling of 401031443422 in words is "four hundred one billion, thirty-one million, four hundred forty-three thousand, four hundred twenty-two".