222044204111 has 4 divisors (see below), whose sum is σ = 222181864872. Its totient is φ = 221906543352.

The previous prime is 222044204101. The next prime is 222044204183. The reversal of 222044204111 is 111402440222.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 111402440222 = 2 ⋅55701220111.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222044204111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222044204101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68827961 + ... + 68831186.

It is an arithmetic number, because the mean of its divisors is an integer number (55545466218).

Almost surely, 2^222044204111 is an apocalyptic number.

222044204111 is a deficient number, since it is larger than the sum of its proper divisors (137660761).

222044204111 is a wasteful number, since it uses less digits than its factorization.

222044204111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137660760.

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 222044204111 its reverse (111402440222), we get a palindrome (333446644333).

The spelling of 222044204111 in words is "two hundred twenty-two billion, forty-four million, two hundred four thousand, one hundred eleven".