40221140403 has 4 divisors (see below), whose sum is σ = 53628187208. Its totient is φ = 26814093600.

The previous prime is 40221140389. The next prime is 40221140461. The reversal of 40221140403 is 30404112204.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 40221140403 - 2⁹ = 40221139891 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40221140403.

It is not an unprimeable number, because it can be changed into a prime (40221140473) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6703523398 + ... + 6703523403.

It is an arithmetic number, because the mean of its divisors is an integer number (13407046802).

Almost surely, 2^40221140403 is an apocalyptic number.

40221140403 is a deficient number, since it is larger than the sum of its proper divisors (13407046805).

40221140403 is a wasteful number, since it uses less digits than its factorization.

40221140403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13407046804.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 40221140403 its reverse (30404112204), we get a palindrome (70625252607).

The spelling of 40221140403 in words is "forty billion, two hundred twenty-one million, one hundred forty thousand, four hundred three".