22220420241 has 4 divisors (see below), whose sum is σ = 29627226992. Its totient is φ = 14813613492.

The previous prime is 22220420179. The next prime is 22220420273. The reversal of 22220420241 is 14202402222.

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 not a de Polignac number, because 22220420241 - 2⁶ = 22220420177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22220420291) 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, 3703403371 + ... + 3703403376.

It is an arithmetic number, because the mean of its divisors is an integer number (7406806748).

Almost surely, 2^22220420241 is an apocalyptic number.

It is an amenable number.

22220420241 is a deficient number, since it is larger than the sum of its proper divisors (7406806751).

22220420241 is an equidigital number, since it uses as much as digits as its factorization.

22220420241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7406806750.

The product of its (nonzero) digits is 1024, while the sum is 21.

Adding to 22220420241 its reverse (14202402222), we get a palindrome (36422822463).

The spelling of 22220420241 in words is "twenty-two billion, two hundred twenty million, four hundred twenty thousand, two hundred forty-one".