111443501000001 has 8 divisors (see below), whose sum is σ = 148632805888000. Its totient is φ = 74274931722672.

The previous prime is 111443500999927. The next prime is 111443501000009. The reversal of 111443501000001 is 100000105344111.

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

It is not a de Polignac number, because 111443501000001 - 2⁹ = 111443500999489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111443501000009) 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, 5183890126 + ... + 5183911623.

It is an arithmetic number, because the mean of its divisors is an integer number (18579100736000).

Almost surely, 2^{111443501000001} is an apocalyptic number.

It is an amenable number.

111443501000001 is a deficient number, since it is larger than the sum of its proper divisors (37189304887999).

111443501000001 is a wasteful number, since it uses less digits than its factorization.

111443501000001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10367805335.

The product of its (nonzero) digits is 240, while the sum is 21.

Adding to 111443501000001 its reverse (100000105344111), we get a palindrome (211443606344112).

The spelling of 111443501000001 in words is "one hundred eleven trillion, four hundred forty-three billion, five hundred one million, one", and thus it is an aban number.