40221323041 has 4 divisors (see below), whose sum is σ = 42338234800. Its totient is φ = 38104411284.

The previous prime is 40221322993. The next prime is 40221323053. The reversal of 40221323041 is 14032312204.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40221323041 - 2²⁷ = 40087105313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40221323741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1058455851 + ... + 1058455888.

It is an arithmetic number, because the mean of its divisors is an integer number (10584558700).

Almost surely, 2^40221323041 is an apocalyptic number.

It is an amenable number.

40221323041 is a deficient number, since it is larger than the sum of its proper divisors (2116911759).

40221323041 is a wasteful number, since it uses less digits than its factorization.

40221323041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2116911758.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 40221323041 its reverse (14032312204), we get a palindrome (54253635245).

The spelling of 40221323041 in words is "forty billion, two hundred twenty-one million, three hundred twenty-three thousand, forty-one".