121011112063 has 2 divisors, whose sum is σ = 121011112064. Its totient is φ = 121011112062.

The previous prime is 121011111997. The next prime is 121011112127. The reversal of 121011112063 is 360211110121.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121011112063 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 121011112063.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121011110063) 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, 60505556031 + 60505556032.

It is an arithmetic number, because the mean of its divisors is an integer number (60505556032).

Almost surely, 2^121011112063 is an apocalyptic number.

121011112063 is a deficient number, since it is larger than the sum of its proper divisors (1).

121011112063 is an equidigital number, since it uses as much as digits as its factorization.

121011112063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 121011112063 its reverse (360211110121), we get a palindrome (481222222184).

The spelling of 121011112063 in words is "one hundred twenty-one billion, eleven million, one hundred twelve thousand, sixty-three".