40222120009 has 4 divisors (see below), whose sum is σ = 40226979600. Its totient is φ = 40217260420.

The previous prime is 40222119943. The next prime is 40222120013. The reversal of 40222120009 is 90002122204.

40222120009 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 40222120009 - 2¹¹ = 40222117961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40222120019) 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, 2417359 + ... + 2433940.

It is an arithmetic number, because the mean of its divisors is an integer number (10056744900).

Almost surely, 2^40222120009 is an apocalyptic number.

It is an amenable number.

40222120009 is a deficient number, since it is larger than the sum of its proper divisors (4859591).

40222120009 is an equidigital number, since it uses as much as digits as its factorization.

40222120009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4859590.

The product of its (nonzero) digits is 576, while the sum is 22.

The spelling of 40222120009 in words is "forty billion, two hundred twenty-two million, one hundred twenty thousand, nine".