111617041201 has 2 divisors, whose sum is σ = 111617041202. Its totient is φ = 111617041200.

The previous prime is 111617041189. The next prime is 111617041229. The reversal of 111617041201 is 102140716111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 78302030625 + 33315010576 = 279825^2 + 182524^2 .

It is a cyclic number.

It is not a de Polignac number, because 111617041201 - 2¹³ = 111617033009 is a prime.

It is not a weakly prime, because it can be changed into another prime (111617041231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55808520600 + 55808520601.

It is an arithmetic number, because the mean of its divisors is an integer number (55808520601).

Almost surely, 2^111617041201 is an apocalyptic number.

It is an amenable number.

111617041201 is a deficient number, since it is larger than the sum of its proper divisors (1).

111617041201 is an equidigital number, since it uses as much as digits as its factorization.

111617041201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 336, while the sum is 25.

Adding to 111617041201 its reverse (102140716111), we get a palindrome (213757757312).

The spelling of 111617041201 in words is "one hundred eleven billion, six hundred seventeen million, forty-one thousand, two hundred one".