121322099963 has 2 divisors, whose sum is σ = 121322099964. Its totient is φ = 121322099962.

The previous prime is 121322099947. The next prime is 121322100013. The reversal of 121322099963 is 369990223121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121322099963 - 2⁴ = 121322099947 is a prime.

It is not a weakly prime, because it can be changed into another prime (121322099903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60661049981 + 60661049982.

It is an arithmetic number, because the mean of its divisors is an integer number (60661049982).

Almost surely, 2^121322099963 is an apocalyptic number.

121322099963 is a deficient number, since it is larger than the sum of its proper divisors (1).

121322099963 is an equidigital number, since it uses as much as digits as its factorization.

121322099963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 314928, while the sum is 47.

The spelling of 121322099963 in words is "one hundred twenty-one billion, three hundred twenty-two million, ninety-nine thousand, nine hundred sixty-three".