121012327 has 2 divisors, whose sum is σ = 121012328. Its totient is φ = 121012326.

The previous prime is 121012291. The next prime is 121012343. The reversal of 121012327 is 723210121.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121012327 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121012627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60506163 + 60506164.

It is an arithmetic number, because the mean of its divisors is an integer number (60506164).

Almost surely, 2^121012327 is an apocalyptic number.

121012327 is a deficient number, since it is larger than the sum of its proper divisors (1).

121012327 is an equidigital number, since it uses as much as digits as its factorization.

121012327 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168, while the sum is 19.

The square root of 121012327 is about 11000.5603039118. The cubic root of 121012327 is about 494.6255400135.

Adding to 121012327 its reverse (723210121), we get a palindrome (844222448).

The spelling of 121012327 in words is "one hundred twenty-one million, twelve thousand, three hundred twenty-seven".