40221254201 has 4 divisors (see below), whose sum is σ = 40248377232. Its totient is φ = 40194131172.

The previous prime is 40221254173. The next prime is 40221254219. The reversal of 40221254201 is 10245212204.

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 40221254201 - 2⁶ = 40221254137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40221254231) 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, 13559291 + ... + 13562256.

It is an arithmetic number, because the mean of its divisors is an integer number (10062094308).

Almost surely, 2^40221254201 is an apocalyptic number.

It is an amenable number.

40221254201 is a deficient number, since it is larger than the sum of its proper divisors (27123031).

40221254201 is a wasteful number, since it uses less digits than its factorization.

40221254201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27123030.

The product of its (nonzero) digits is 1280, while the sum is 23.

Adding to 40221254201 its reverse (10245212204), we get a palindrome (50466466405).

The spelling of 40221254201 in words is "forty billion, two hundred twenty-one million, two hundred fifty-four thousand, two hundred one".