11020202209987 has 2 divisors, whose sum is σ = 11020202209988. Its totient is φ = 11020202209986.

The previous prime is 11020202209963. The next prime is 11020202209993. The reversal of 11020202209987 is 78990220202011.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11020202209987 - 2³¹ = 11018054726339 is a prime.

It is not a weakly prime, because it can be changed into another prime (11020202209487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5510101104993 + 5510101104994.

It is an arithmetic number, because the mean of its divisors is an integer number (5510101104994).

Almost surely, 2^{11020202209987} is an apocalyptic number.

11020202209987 is a deficient number, since it is larger than the sum of its proper divisors (1).

11020202209987 is an equidigital number, since it uses as much as digits as its factorization.

11020202209987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 43.

The spelling of 11020202209987 in words is "eleven trillion, twenty billion, two hundred two million, two hundred nine thousand, nine hundred eighty-seven".