22241520211 has 4 divisors (see below), whose sum is σ = 22266043192. Its totient is φ = 22216997232.

The previous prime is 22241520199. The next prime is 22241520229. The reversal of 22241520211 is 11202514222.

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

It is a cyclic number.

It is not a de Polignac number, because 22241520211 - 2¹³ = 22241512019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22241520241) 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, 12260130 + ... + 12261943.

It is an arithmetic number, because the mean of its divisors is an integer number (5566510798).

Almost surely, 2^22241520211 is an apocalyptic number.

22241520211 is a deficient number, since it is larger than the sum of its proper divisors (24522981).

22241520211 is an equidigital number, since it uses as much as digits as its factorization.

22241520211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24522980.

The product of its (nonzero) digits is 640, while the sum is 22.

The spelling of 22241520211 in words is "twenty-two billion, two hundred forty-one million, five hundred twenty thousand, two hundred eleven".