11120212021111 has 2 divisors, whose sum is σ = 11120212021112. Its totient is φ = 11120212021110.

The previous prime is 11120212021063. The next prime is 11120212021201. The reversal of 11120212021111 is 11112021202111.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11120212021111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11120212021211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5560106010555 + 5560106010556.

It is an arithmetic number, because the mean of its divisors is an integer number (5560106010556).

Almost surely, 2^{11120212021111} is an apocalyptic number.

11120212021111 is a deficient number, since it is larger than the sum of its proper divisors (1).

11120212021111 is an equidigital number, since it uses as much as digits as its factorization.

11120212021111 is an odious number, because the sum of its binary digits is odd.

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

Adding to 11120212021111 its reverse (11112021202111), we get a palindrome (22232233223222).

The spelling of 11120212021111 in words is "eleven trillion, one hundred twenty billion, two hundred twelve million, twenty-one thousand, one hundred eleven".