40422133221 has 16 divisors (see below), whose sum is σ = 54025920000. Its totient is φ = 26883263088.

The previous prime is 40422133093. The next prime is 40422133229. The reversal of 40422133221 is 12233122404.

It is a happy number.

It is not a de Polignac number, because 40422133221 - 2⁷ = 40422133093 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40422133191 and 40422133200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40422133229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5755450 + ... + 5762468.

It is an arithmetic number, because the mean of its divisors is an integer number (3376620000).

Almost surely, 2^40422133221 is an apocalyptic number.

It is an amenable number.

40422133221 is a deficient number, since it is larger than the sum of its proper divisors (13603786779).

40422133221 is a wasteful number, since it uses less digits than its factorization.

40422133221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11368.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 40422133221 its reverse (12233122404), we get a palindrome (52655255625).

The spelling of 40422133221 in words is "forty billion, four hundred twenty-two million, one hundred thirty-three thousand, two hundred twenty-one".