40331221144122 has 32 divisors (see below), whose sum is σ = 80967044016000. Its totient is φ = 13393065986048.

The previous prime is 40331221144063. The next prime is 40331221144147. The reversal of 40331221144122 is 22144112213304.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 40331221144122.

It is an unprimeable number.

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, 9826347 + ... + 13312382.

It is an arithmetic number, because the mean of its divisors is an integer number (2530220125500).

Almost surely, 2^{40331221144122} is an apocalyptic number.

40331221144122 is an abundant number, since it is smaller than the sum of its proper divisors (40635822871878).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40331221144122 is a wasteful number, since it uses less digits than its factorization.

40331221144122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23139830.

The product of its (nonzero) digits is 9216, while the sum is 30.

Adding to 40331221144122 its reverse (22144112213304), we get a palindrome (62475333357426).

The spelling of 40331221144122 in words is "forty trillion, three hundred thirty-one billion, two hundred twenty-one million, one hundred forty-four thousand, one hundred twenty-two".