111670610731201 has 4 divisors (see below), whose sum is σ = 115521321446100. Its totient is φ = 107819900016304.

The previous prime is 111670610731189. The next prime is 111670610731223. The reversal of 111670610731201 is 102137016076111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 33449392767025 + 78221217964176 = 5783545^2 + 8844276^2 .

It is a cyclic number.

It is not a de Polignac number, because 111670610731201 - 2³³ = 111662020796609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111670610731241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1925355357406 + ... + 1925355357463.

It is an arithmetic number, because the mean of its divisors is an integer number (28880330361525).

Almost surely, 2^{111670610731201} is an apocalyptic number.

It is an amenable number.

111670610731201 is a deficient number, since it is larger than the sum of its proper divisors (3850710714899).

111670610731201 is an equidigital number, since it uses as much as digits as its factorization.

111670610731201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3850710714898.

The product of its (nonzero) digits is 10584, while the sum is 37.

The spelling of 111670610731201 in words is "one hundred eleven trillion, six hundred seventy billion, six hundred ten million, seven hundred thirty-one thousand, two hundred one".