440002321111 has 8 divisors (see below), whose sum is σ = 457842642624. Its totient is φ = 422515273440.

The previous prime is 440002321069. The next prime is 440002321133. The reversal of 440002321111 is 111123200044.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 440002321111 - 2²¹ = 440000223959 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 (440009321111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88315920 + ... + 88320901.

It is an arithmetic number, because the mean of its divisors is an integer number (57230330328).

Almost surely, 2^440002321111 is an apocalyptic number.

440002321111 is a deficient number, since it is larger than the sum of its proper divisors (17840321513).

440002321111 is a wasteful number, since it uses less digits than its factorization.

440002321111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176636921.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 440002321111 its reverse (111123200044), we get a palindrome (551125521155).

The spelling of 440002321111 in words is "four hundred forty billion, two million, three hundred twenty-one thousand, one hundred eleven".