111000701601 has 6 divisors (see below), whose sum is σ = 160334346770. Its totient is φ = 74000467728.

The previous prime is 111000701599. The next prime is 111000701611. The reversal of 111000701601 is 106107000111.

It can be written as a sum of positive squares in only one way, i.e., 103079523600 + 7921178001 = 321060^2 + 89001^2 .

It is not a de Polignac number, because 111000701601 - 2¹ = 111000701599 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (111000701611) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6166705636 + ... + 6166705653.

Almost surely, 2^111000701601 is an apocalyptic number.

It is an amenable number.

111000701601 is a deficient number, since it is larger than the sum of its proper divisors (49333645169).

111000701601 is a wasteful number, since it uses less digits than its factorization.

111000701601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12333411295 (or 12333411292 counting only the distinct ones).

The product of its (nonzero) digits is 42, while the sum is 18.

Adding to 111000701601 its reverse (106107000111), we get a palindrome (217107701712).

The spelling of 111000701601 in words is "one hundred eleven billion, seven hundred one thousand, six hundred one".