11021110202087 has 2 divisors, whose sum is σ = 11021110202088. Its totient is φ = 11021110202086.

The previous prime is 11021110202077. The next prime is 11021110202117. The reversal of 11021110202087 is 78020201112011.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11021110202087 - 2⁴ = 11021110202071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11021110202077) 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, 5510555101043 + 5510555101044.

It is an arithmetic number, because the mean of its divisors is an integer number (5510555101044).

Almost surely, 2^{11021110202087} is an apocalyptic number.

11021110202087 is a deficient number, since it is larger than the sum of its proper divisors (1).

11021110202087 is an equidigital number, since it uses as much as digits as its factorization.

11021110202087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 448, while the sum is 26.

Adding to 11021110202087 its reverse (78020201112011), we get a palindrome (89041311314098).

The spelling of 11021110202087 in words is "eleven trillion, twenty-one billion, one hundred ten million, two hundred two thousand, eighty-seven".