111440001201 has 4 divisors (see below), whose sum is σ = 148586668272. Its totient is φ = 74293334132.

The previous prime is 111440001187. The next prime is 111440001217. The reversal of 111440001201 is 102100044111.

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 not a de Polignac number, because 111440001201 - 2¹⁸ = 111439739057 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (111440001241) 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, 18573333531 + ... + 18573333536.

It is an arithmetic number, because the mean of its divisors is an integer number (37146667068).

Almost surely, 2^111440001201 is an apocalyptic number.

It is an amenable number.

111440001201 is a deficient number, since it is larger than the sum of its proper divisors (37146667071).

111440001201 is an equidigital number, since it uses as much as digits as its factorization.

111440001201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37146667070.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 111440001201 its reverse (102100044111), we get a palindrome (213540045312).

The spelling of 111440001201 in words is "one hundred eleven billion, four hundred forty million, one thousand, two hundred one".