40103424221 has 12 divisors (see below), whose sum is σ = 46751706432. Its totient is φ = 34300101528.

The previous prime is 40103424149. The next prime is 40103424223. The reversal of 40103424221 is 12242430104.

It is a de Polignac number, because none of the positive numbers 2^k-40103424221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40103424223) 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 11 ways as a sum of consecutive naturals, for example, 861155 + ... + 906528.

It is an arithmetic number, because the mean of its divisors is an integer number (3895975536).

Almost surely, 2^40103424221 is an apocalyptic number.

It is an amenable number.

40103424221 is a deficient number, since it is larger than the sum of its proper divisors (6648282211).

40103424221 is a wasteful number, since it uses less digits than its factorization.

40103424221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1768160 (or 1768153 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 40103424221 its reverse (12242430104), we get a palindrome (52345854325).

The spelling of 40103424221 in words is "forty billion, one hundred three million, four hundred twenty-four thousand, two hundred twenty-one".