11012110020287 has 2 divisors, whose sum is σ = 11012110020288. Its totient is φ = 11012110020286.

The previous prime is 11012110020173. The next prime is 11012110020299. The reversal of 11012110020287 is 78202001121011.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11012110020287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11012110020887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5506055010143 + 5506055010144.

It is an arithmetic number, because the mean of its divisors is an integer number (5506055010144).

Almost surely, 2^{11012110020287} is an apocalyptic number.

11012110020287 is a deficient number, since it is larger than the sum of its proper divisors (1).

11012110020287 is an equidigital number, since it uses as much as digits as its factorization.

11012110020287 is an evil number, because the sum of its binary digits is even.

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

Adding to 11012110020287 its reverse (78202001121011), we get a palindrome (89214111141298).

The spelling of 11012110020287 in words is "eleven trillion, twelve billion, one hundred ten million, twenty thousand, two hundred eighty-seven".