22201140441 has 4 divisors (see below), whose sum is σ = 29601520592. Its totient is φ = 14800760292.

The previous prime is 22201140433. The next prime is 22201140473. The reversal of 22201140441 is 14404110222.

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 22201140441 - 2³ = 22201140433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22201140421) 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, 3700190071 + ... + 3700190076.

It is an arithmetic number, because the mean of its divisors is an integer number (7400380148).

Almost surely, 2^22201140441 is an apocalyptic number.

It is an amenable number.

22201140441 is a deficient number, since it is larger than the sum of its proper divisors (7400380151).

22201140441 is an equidigital number, since it uses as much as digits as its factorization.

22201140441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7400380150.

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

Adding to 22201140441 its reverse (14404110222), we get a palindrome (36605250663).

The spelling of 22201140441 in words is "twenty-two billion, two hundred one million, one hundred forty thousand, four hundred forty-one".