111113103542201 has 8 divisors (see below), whose sum is σ = 111399598095240. Its totient is φ = 110826613383552.

The previous prime is 111113103542149. The next prime is 111113103542209. The reversal of 111113103542201 is 102245301311111.

It can be written as a sum of positive squares in 4 ways, for example, as 10521751875625 + 100591351666576 = 3243725^2 + 10029524^2 .

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 111113103542201 - 2⁶ = 111113103542137 is a prime.

It is a super-2 number, since 2×111113103542201² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111113103542209) 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, 52961471 + ... + 55019483.

It is an arithmetic number, because the mean of its divisors is an integer number (13924949761905).

Almost surely, 2^{111113103542201} is an apocalyptic number.

It is an amenable number.

111113103542201 is a deficient number, since it is larger than the sum of its proper divisors (286494553039).

111113103542201 is a wasteful number, since it uses less digits than its factorization.

111113103542201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2197195.

The product of its (nonzero) digits is 720, while the sum is 26.

Adding to 111113103542201 its reverse (102245301311111), we get a palindrome (213358404853312).

The spelling of 111113103542201 in words is "one hundred eleven trillion, one hundred thirteen billion, one hundred three million, five hundred forty-two thousand, two hundred one".