111220241200069 has 2 divisors, whose sum is σ = 111220241200070. Its totient is φ = 111220241200068.

The previous prime is 111220241199973. The next prime is 111220241200087. The reversal of 111220241200069 is 960002142022111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 89530636215969 + 21689604984100 = 9462063^2 + 4657210^2 .

It is a cyclic number.

It is not a de Polignac number, because 111220241200069 - 2³⁵ = 111185881461701 is a prime.

It is a super-2 number, since 2×111220241200069² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 111220241200069.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111220241900069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55610120600034 + 55610120600035.

It is an arithmetic number, because the mean of its divisors is an integer number (55610120600035).

Almost surely, 2^{111220241200069} is an apocalyptic number.

It is an amenable number.

111220241200069 is a deficient number, since it is larger than the sum of its proper divisors (1).

111220241200069 is an equidigital number, since it uses as much as digits as its factorization.

111220241200069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 31.

The spelling of 111220241200069 in words is "one hundred eleven trillion, two hundred twenty billion, two hundred forty-one million, two hundred thousand, sixty-nine".