121032424111 has 2 divisors, whose sum is σ = 121032424112. Its totient is φ = 121032424110.

The previous prime is 121032424109. The next prime is 121032424141. The reversal of 121032424111 is 111424230121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121032424111 - 2¹ = 121032424109 is a prime.

Together with 121032424109, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121032424141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60516212055 + 60516212056.

It is an arithmetic number, because the mean of its divisors is an integer number (60516212056).

Almost surely, 2^121032424111 is an apocalyptic number.

121032424111 is a deficient number, since it is larger than the sum of its proper divisors (1).

121032424111 is an equidigital number, since it uses as much as digits as its factorization.

121032424111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 121032424111 its reverse (111424230121), we get a palindrome (232456654232).

The spelling of 121032424111 in words is "one hundred twenty-one billion, thirty-two million, four hundred twenty-four thousand, one hundred eleven".