111144001034441 has 4 divisors (see below), whose sum is σ = 111145313466384. Its totient is φ = 111142688602500.

The previous prime is 111144001034369. The next prime is 111144001034471. The reversal of 111144001034441 is 144430100441111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111144001034441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111144001034471) 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, 656088935 + ... + 656258316.

It is an arithmetic number, because the mean of its divisors is an integer number (27786328366596).

Almost surely, 2^{111144001034441} is an apocalyptic number.

It is an amenable number.

111144001034441 is a deficient number, since it is larger than the sum of its proper divisors (1312431943).

111144001034441 is an equidigital number, since it uses as much as digits as its factorization.

111144001034441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1312431942.

The product of its (nonzero) digits is 3072, while the sum is 29.

Adding to 111144001034441 its reverse (144430100441111), we get a palindrome (255574101475552).

The spelling of 111144001034441 in words is "one hundred eleven trillion, one hundred forty-four billion, one million, thirty-four thousand, four hundred forty-one".