112121002111 has 2 divisors, whose sum is σ = 112121002112. Its totient is φ = 112121002110.

The previous prime is 112121002093. The next prime is 112121002129. The reversal of 112121002111 is 111200121211.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (112121002093) and next prime (112121002129).

It is an emirp because it is prime and its reverse (111200121211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 112121002111 - 2¹⁵ = 112120969343 is a prime.

It is a super-2 number, since 2×112121002111² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 112121002091 and 112121002100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112121002211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56060501055 + 56060501056.

It is an arithmetic number, because the mean of its divisors is an integer number (56060501056).

Almost surely, 2^112121002111 is an apocalyptic number.

112121002111 is a deficient number, since it is larger than the sum of its proper divisors (1).

112121002111 is an equidigital number, since it uses as much as digits as its factorization.

112121002111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 112121002111 its reverse (111200121211), we get a palindrome (223321123322).

The spelling of 112121002111 in words is "one hundred twelve billion, one hundred twenty-one million, two thousand, one hundred eleven".