121134010111 has 2 divisors, whose sum is σ = 121134010112. Its totient is φ = 121134010110.

The previous prime is 121134010079. The next prime is 121134010117. The reversal of 121134010111 is 111010431121.

It is a strong prime.

It is an emirp because it is prime and its reverse (111010431121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 121134010111 - 2⁵ = 121134010079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121134010117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60567005055 + 60567005056.

It is an arithmetic number, because the mean of its divisors is an integer number (60567005056).

Almost surely, 2^121134010111 is an apocalyptic number.

121134010111 is a deficient number, since it is larger than the sum of its proper divisors (1).

121134010111 is an equidigital number, since it uses as much as digits as its factorization.

121134010111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 121134010111 its reverse (111010431121), we get a palindrome (232144441232).

The spelling of 121134010111 in words is "one hundred twenty-one billion, one hundred thirty-four million, ten thousand, one hundred eleven".