22211400441 has 4 divisors (see below), whose sum is σ = 29615200592. Its totient is φ = 14807600292.

The previous prime is 22211400427. The next prime is 22211400481. The reversal of 22211400441 is 14400411222.

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 22211400441 - 2¹¹ = 22211398393 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22211400481) 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, 3701900071 + ... + 3701900076.

It is an arithmetic number, because the mean of its divisors is an integer number (7403800148).

Almost surely, 2^22211400441 is an apocalyptic number.

It is an amenable number.

22211400441 is a deficient number, since it is larger than the sum of its proper divisors (7403800151).

22211400441 is an equidigital number, since it uses as much as digits as its factorization.

22211400441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7403800150.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 22211400441 its reverse (14400411222), we get a palindrome (36611811663).

The spelling of 22211400441 in words is "twenty-two billion, two hundred eleven million, four hundred thousand, four hundred forty-one".