121002111112027 has 2 divisors, whose sum is σ = 121002111112028. Its totient is φ = 121002111112026.

The previous prime is 121002111111899. The next prime is 121002111112093. The reversal of 121002111112027 is 720211111200121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121002111112027 - 2⁷ = 121002111111899 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 121002111111989 and 121002111112007.

It is not a weakly prime, because it can be changed into another prime (121002111112097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60501055556013 + 60501055556014.

It is an arithmetic number, because the mean of its divisors is an integer number (60501055556014).

Almost surely, 2^{121002111112027} is an apocalyptic number.

121002111112027 is a deficient number, since it is larger than the sum of its proper divisors (1).

121002111112027 is an equidigital number, since it uses as much as digits as its factorization.

121002111112027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112, while the sum is 22.

Adding to 121002111112027 its reverse (720211111200121), we get a palindrome (841213222312148).

The spelling of 121002111112027 in words is "one hundred twenty-one trillion, two billion, one hundred eleven million, one hundred twelve thousand, twenty-seven".