44112312111 has 8 divisors (see below), whose sum is σ = 67218761344. Its totient is φ = 25207035480.

The previous prime is 44112312109. The next prime is 44112312131. The reversal of 44112312111 is 11121321144.

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

It is not a de Polignac number, because 44112312111 - 2¹ = 44112312109 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 2100586291 = 44112312111 / (4 + 4 + 1 + 1 + 2 + 3 + 1 + 2 + 1 + 1 + 1).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44112312131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1050293125 + ... + 1050293166.

It is an arithmetic number, because the mean of its divisors is an integer number (8402345168).

Almost surely, 2^44112312111 is an apocalyptic number.

44112312111 is a deficient number, since it is larger than the sum of its proper divisors (23106449233).

44112312111 is a wasteful number, since it uses less digits than its factorization.

44112312111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2100586301.

The product of its digits is 192, while the sum is 21.

Adding to 44112312111 its reverse (11121321144), we get a palindrome (55233633255).

The spelling of 44112312111 in words is "forty-four billion, one hundred twelve million, three hundred twelve thousand, one hundred eleven".