111101001099965 has 8 divisors (see below), whose sum is σ = 133321311340800. Its totient is φ = 88880727532752.

The previous prime is 111101001099901. The next prime is 111101001099967. The reversal of 111101001099965 is 569990100101111.

It is a happy number.

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 111101001099965 - 2⁶ = 111101001099901 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111101001099967) 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, 1993109 + ... + 15039098.

It is an arithmetic number, because the mean of its divisors is an integer number (16665163917600).

Almost surely, 2^{111101001099965} is an apocalyptic number.

It is an amenable number.

111101001099965 is a deficient number, since it is larger than the sum of its proper divisors (22220310240835).

111101001099965 is a wasteful number, since it uses less digits than its factorization.

111101001099965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18336811.

The product of its (nonzero) digits is 21870, while the sum is 44.

The spelling of 111101001099965 in words is "one hundred eleven trillion, one hundred one billion, one million, ninety-nine thousand, nine hundred sixty-five".