440222231111 has 4 divisors (see below), whose sum is σ = 474085479672. Its totient is φ = 406358982552.

The previous prime is 440222231047. The next prime is 440222231131. The reversal of 440222231111 is 111132222044.

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 440222231111 - 2⁶ = 440222231047 is a prime.

It is a super-2 number, since 2×440222231111² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440222231131) 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, 16931624261 + ... + 16931624286.

It is an arithmetic number, because the mean of its divisors is an integer number (118521369918).

Almost surely, 2^440222231111 is an apocalyptic number.

440222231111 is a deficient number, since it is larger than the sum of its proper divisors (33863248561).

440222231111 is a wasteful number, since it uses less digits than its factorization.

440222231111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33863248560.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 440222231111 its reverse (111132222044), we get a palindrome (551354453155).

The spelling of 440222231111 in words is "four hundred forty billion, two hundred twenty-two million, two hundred thirty-one thousand, one hundred eleven".