11102021111113 has 2 divisors, whose sum is σ = 11102021111114. Its totient is φ = 11102021111112.

The previous prime is 11102021111047. The next prime is 11102021111123. The reversal of 11102021111113 is 31111112020111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10390481624329 + 711539486784 = 3223427^2 + 843528^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11102021111113 is a prime.

It is not a weakly prime, because it can be changed into another prime (11102021111123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5551010555556 + 5551010555557.

It is an arithmetic number, because the mean of its divisors is an integer number (5551010555557).

Almost surely, 2^{11102021111113} is an apocalyptic number.

It is an amenable number.

11102021111113 is a deficient number, since it is larger than the sum of its proper divisors (1).

11102021111113 is an equidigital number, since it uses as much as digits as its factorization.

11102021111113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12, while the sum is 16.

Adding to 11102021111113 its reverse (31111112020111), we get a palindrome (42213133131224).

The spelling of 11102021111113 in words is "eleven trillion, one hundred two billion, twenty-one million, one hundred eleven thousand, one hundred thirteen".