121301220322043 has 2 divisors, whose sum is σ = 121301220322044. Its totient is φ = 121301220322042.

The previous prime is 121301220322039. The next prime is 121301220322081. The reversal of 121301220322043 is 340223022103121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121301220322043 - 2² = 121301220322039 is a prime.

It is not a weakly prime, because it can be changed into another prime (121301220322013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60650610161021 + 60650610161022.

It is an arithmetic number, because the mean of its divisors is an integer number (60650610161022).

Almost surely, 2^{121301220322043} is an apocalyptic number.

121301220322043 is a deficient number, since it is larger than the sum of its proper divisors (1).

121301220322043 is an equidigital number, since it uses as much as digits as its factorization.

121301220322043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 121301220322043 its reverse (340223022103121), we get a palindrome (461524242425164).

The spelling of 121301220322043 in words is "one hundred twenty-one trillion, three hundred one billion, two hundred twenty million, three hundred twenty-two thousand, forty-three".