121144323227 has 2 divisors, whose sum is σ = 121144323228. Its totient is φ = 121144323226.

The previous prime is 121144323173. The next prime is 121144323239. The reversal of 121144323227 is 722323441121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121144323227 - 2¹⁶ = 121144257691 is a prime.

It is a super-3 number, since 3×121144323227³ (a number of 34 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 121144323193 and 121144323202.

It is not a weakly prime, because it can be changed into another prime (121144326227) 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, 60572161613 + 60572161614.

It is an arithmetic number, because the mean of its divisors is an integer number (60572161614).

Almost surely, 2^121144323227 is an apocalyptic number.

121144323227 is a deficient number, since it is larger than the sum of its proper divisors (1).

121144323227 is an equidigital number, since it uses as much as digits as its factorization.

121144323227 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16128, while the sum is 32.

Adding to 121144323227 its reverse (722323441121), we get a palindrome (843467764348).

The spelling of 121144323227 in words is "one hundred twenty-one billion, one hundred forty-four million, three hundred twenty-three thousand, two hundred twenty-seven".