111232106617 has 2 divisors, whose sum is σ = 111232106618. Its totient is φ = 111232106616.

The previous prime is 111232106603. The next prime is 111232106633. The reversal of 111232106617 is 716601232111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 87376995216 + 23855111401 = 295596^2 + 154451^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111232106617 is a prime.

It is not a weakly prime, because it can be changed into another prime (111232106647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55616053308 + 55616053309.

It is an arithmetic number, because the mean of its divisors is an integer number (55616053309).

Almost surely, 2^111232106617 is an apocalyptic number.

It is an amenable number.

111232106617 is a deficient number, since it is larger than the sum of its proper divisors (1).

111232106617 is an equidigital number, since it uses as much as digits as its factorization.

111232106617 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 31.

Adding to 111232106617 its reverse (716601232111), we get a palindrome (827833338728).

The spelling of 111232106617 in words is "one hundred eleven billion, two hundred thirty-two million, one hundred six thousand, six hundred seventeen".