121332304442263 has 2 divisors, whose sum is σ = 121332304442264. Its totient is φ = 121332304442262.

The previous prime is 121332304442203. The next prime is 121332304442287. The reversal of 121332304442263 is 362244403233121.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121332304442263 is a prime.

It is a super-2 number, since 2×121332304442263² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121332304442203) 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, 60666152221131 + 60666152221132.

It is an arithmetic number, because the mean of its divisors is an integer number (60666152221132).

Almost surely, 2^{121332304442263} is an apocalyptic number.

121332304442263 is a deficient number, since it is larger than the sum of its proper divisors (1).

121332304442263 is an equidigital number, since it uses as much as digits as its factorization.

121332304442263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 497664, while the sum is 40.

Adding to 121332304442263 its reverse (362244403233121), we get a palindrome (483576707675384).

The spelling of 121332304442263 in words is "one hundred twenty-one trillion, three hundred thirty-two billion, three hundred four million, four hundred forty-two thousand, two hundred sixty-three".