112121201000111 has 2 divisors, whose sum is σ = 112121201000112. Its totient is φ = 112121201000110.

The previous prime is 112121201000099. The next prime is 112121201000161. The reversal of 112121201000111 is 111000102121211.

It is a weak prime.

It is an emirp because it is prime and its reverse (111000102121211) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112121201000111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112121201000161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56060600500055 + 56060600500056.

It is an arithmetic number, because the mean of its divisors is an integer number (56060600500056).

Almost surely, 2^{112121201000111} is an apocalyptic number.

112121201000111 is a deficient number, since it is larger than the sum of its proper divisors (1).

112121201000111 is an equidigital number, since it uses as much as digits as its factorization.

112121201000111 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 112121201000111 its reverse (111000102121211), we get a palindrome (223121303121322).

The spelling of 112121201000111 in words is "one hundred twelve trillion, one hundred twenty-one billion, two hundred one million, one hundred eleven", and thus it is an aban number.