11200220287 has 2 divisors, whose sum is σ = 11200220288. Its totient is φ = 11200220286.

The previous prime is 11200220249. The next prime is 11200220303. The reversal of 11200220287 is 78202200211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11200220287 - 2⁷ = 11200220159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11200220987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5600110143 + 5600110144.

It is an arithmetic number, because the mean of its divisors is an integer number (5600110144).

Almost surely, 2^11200220287 is an apocalyptic number.

11200220287 is a deficient number, since it is larger than the sum of its proper divisors (1).

11200220287 is an equidigital number, since it uses as much as digits as its factorization.

11200220287 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 896, while the sum is 25.

Adding to 11200220287 its reverse (78202200211), we get a palindrome (89402420498).

The spelling of 11200220287 in words is "eleven billion, two hundred million, two hundred twenty thousand, two hundred eighty-seven".