111102202020041 has 2 divisors, whose sum is σ = 111102202020042. Its totient is φ = 111102202020040.

The previous prime is 111102202019959. The next prime is 111102202020067. The reversal of 111102202020041 is 140020202201111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 63690439235641 + 47411762784400 = 7980629^2 + 6885620^2 .

It is an emirp because it is prime and its reverse (140020202201111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 111102202020041 - 2¹⁴ = 111102202003657 is a prime.

It is not a weakly prime, because it can be changed into another prime (111102202020071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55551101010020 + 55551101010021.

It is an arithmetic number, because the mean of its divisors is an integer number (55551101010021).

Almost surely, 2^{111102202020041} is an apocalyptic number.

It is an amenable number.

111102202020041 is a deficient number, since it is larger than the sum of its proper divisors (1).

111102202020041 is an equidigital number, since it uses as much as digits as its factorization.

111102202020041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 111102202020041 its reverse (140020202201111), we get a palindrome (251122404221152).

The spelling of 111102202020041 in words is "one hundred eleven trillion, one hundred two billion, two hundred two million, twenty thousand, forty-one".