40221334101044 has 24 divisors (see below), whose sum is σ = 73474772058408. Its totient is φ = 19246362791040.

The previous prime is 40221334101019. The next prime is 40221334101059. The reversal of 40221334101044 is 44010143312204.

It can be written as a sum of positive squares in 4 ways, for example, as 8634124038544 + 31587210062500 = 2938388^2 + 5620250^2 .

It is a junction number, because it is equal to n+sod(n) for n = 40221334100998 and 40221334101016.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 2227579259 + ... + 2227597314.

It is an arithmetic number, because the mean of its divisors is an integer number (3061448835767).

Almost surely, 2^{40221334101044} is an apocalyptic number.

It is an amenable number.

40221334101044 is a deficient number, since it is larger than the sum of its proper divisors (33253437957364).

40221334101044 is a wasteful number, since it uses less digits than its factorization.

40221334101044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4455176675 (or 4455176673 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 40221334101044 its reverse (44010143312204), we get a palindrome (84231477413248).

The spelling of 40221334101044 in words is "forty trillion, two hundred twenty-one billion, three hundred thirty-four million, one hundred one thousand, forty-four".