121320303122047 has 2 divisors, whose sum is σ = 121320303122048. Its totient is φ = 121320303122046.

The previous prime is 121320303121993. The next prime is 121320303122131. The reversal of 121320303122047 is 740221303023121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121320303122047 - 2¹⁹ = 121320302597759 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121320333122047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60660151561023 + 60660151561024.

It is an arithmetic number, because the mean of its divisors is an integer number (60660151561024).

Almost surely, 2^{121320303122047} is an apocalyptic number.

121320303122047 is a deficient number, since it is larger than the sum of its proper divisors (1).

121320303122047 is an equidigital number, since it uses as much as digits as its factorization.

121320303122047 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 31.

Adding to 121320303122047 its reverse (740221303023121), we get a palindrome (861541606145168).

The spelling of 121320303122047 in words is "one hundred twenty-one trillion, three hundred twenty billion, three hundred three million, one hundred twenty-two thousand, forty-seven".