222213044441 has 4 divisors (see below), whose sum is σ = 222215548800. Its totient is φ = 222210540084.

The previous prime is 222213044381. The next prime is 222213044461. The reversal of 222213044441 is 144440312222.

It is a happy number.

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 222213044441 - 2⁶ = 222213044377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222213044461) 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, 1114001 + ... + 1298238.

It is an arithmetic number, because the mean of its divisors is an integer number (55553887200).

Almost surely, 2^222213044441 is an apocalyptic number.

It is an amenable number.

222213044441 is a deficient number, since it is larger than the sum of its proper divisors (2504359).

222213044441 is an equidigital number, since it uses as much as digits as its factorization.

222213044441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2504358.

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 222213044441 its reverse (144440312222), we get a palindrome (366653356663).

The spelling of 222213044441 in words is "two hundred twenty-two billion, two hundred thirteen million, forty-four thousand, four hundred forty-one".