111601711707 has 8 divisors (see below), whose sum is σ = 157555357776. Its totient is φ = 70024603392.

The previous prime is 111601711699. The next prime is 111601711777. The reversal of 111601711707 is 707117106111.

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

It is not a de Polignac number, because 111601711707 - 2³ = 111601711699 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111601711777) 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, 1094134378 + ... + 1094134479.

It is an arithmetic number, because the mean of its divisors is an integer number (19694419722).

Almost surely, 2^111601711707 is an apocalyptic number.

111601711707 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

111601711707 is a deficient number, since it is larger than the sum of its proper divisors (45953646069).

111601711707 is a wasteful number, since it uses less digits than its factorization.

111601711707 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2188268877.

The product of its (nonzero) digits is 2058, while the sum is 33.

Adding to 111601711707 its reverse (707117106111), we get a palindrome (818718817818).

The spelling of 111601711707 in words is "one hundred eleven billion, six hundred one million, seven hundred eleven thousand, seven hundred seven".