121311221232067 has 2 divisors, whose sum is σ = 121311221232068. Its totient is φ = 121311221232066.

The previous prime is 121311221232053. The next prime is 121311221232107. The reversal of 121311221232067 is 760232122113121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121311221232067 - 2¹⁹ = 121311220707779 is a prime.

It is not a weakly prime, because it can be changed into another prime (121311221233067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60655610616033 + 60655610616034.

It is an arithmetic number, because the mean of its divisors is an integer number (60655610616034).

Almost surely, 2^{121311221232067} is an apocalyptic number.

121311221232067 is a deficient number, since it is larger than the sum of its proper divisors (1).

121311221232067 is an equidigital number, since it uses as much as digits as its factorization.

121311221232067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 34.

Adding to 121311221232067 its reverse (760232122113121), we get a palindrome (881543343345188).

The spelling of 121311221232067 in words is "one hundred twenty-one trillion, three hundred eleven billion, two hundred twenty-one million, two hundred thirty-two thousand, sixty-seven".