11020112120111 has 2 divisors, whose sum is σ = 11020112120112. Its totient is φ = 11020112120110.

The previous prime is 11020112120071. The next prime is 11020112120117. The reversal of 11020112120111 is 11102121102011.

11020112120111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11020112120111 - 2⁶ = 11020112120047 is a prime.

It is a super-2 number, since 2×11020112120111² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11020112120117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5510056060055 + 5510056060056.

It is an arithmetic number, because the mean of its divisors is an integer number (5510056060056).

Almost surely, 2^{11020112120111} is an apocalyptic number.

11020112120111 is a deficient number, since it is larger than the sum of its proper divisors (1).

11020112120111 is an equidigital number, since it uses as much as digits as its factorization.

11020112120111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 11020112120111 its reverse (11102121102011), we get a palindrome (22122233222122).

The spelling of 11020112120111 in words is "eleven trillion, twenty billion, one hundred twelve million, one hundred twenty thousand, one hundred eleven".