11210209939867 has 2 divisors, whose sum is σ = 11210209939868. Its totient is φ = 11210209939866.

The previous prime is 11210209939793. The next prime is 11210209939883. The reversal of 11210209939867 is 76893990201211.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11210209939867 is a prime.

It is not a weakly prime, because it can be changed into another prime (11210209939897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5605104969933 + 5605104969934.

It is an arithmetic number, because the mean of its divisors is an integer number (5605104969934).

Almost surely, 2^{11210209939867} is an apocalyptic number.

11210209939867 is a deficient number, since it is larger than the sum of its proper divisors (1).

11210209939867 is an equidigital number, since it uses as much as digits as its factorization.

11210209939867 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2939328, while the sum is 58.

The spelling of 11210209939867 in words is "eleven trillion, two hundred ten billion, two hundred nine million, nine hundred thirty-nine thousand, eight hundred sixty-seven".