440344120223011 has 2 divisors, whose sum is σ = 440344120223012. Its totient is φ = 440344120223010.

The previous prime is 440344120223009. The next prime is 440344120223107. The reversal of 440344120223011 is 110322021443044.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 440344120223011 - 2¹ = 440344120223009 is a prime.

It is a super-2 number, since 2×440344120223011² (a number of 30 digits) contains 22 as substring.

Together with 440344120223009, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (440344120221011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220172060111505 + 220172060111506.

It is an arithmetic number, because the mean of its divisors is an integer number (220172060111506).

Almost surely, 2^{440344120223011} is an apocalyptic number.

440344120223011 is a deficient number, since it is larger than the sum of its proper divisors (1).

440344120223011 is an equidigital number, since it uses as much as digits as its factorization.

440344120223011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 440344120223011 its reverse (110322021443044), we get a palindrome (550666141666055).

The spelling of 440344120223011 in words is "four hundred forty trillion, three hundred forty-four billion, one hundred twenty million, two hundred twenty-three thousand, eleven".