121823024243 has 2 divisors, whose sum is σ = 121823024244. Its totient is φ = 121823024242.

The previous prime is 121823024209. The next prime is 121823024249. The reversal of 121823024243 is 342420328121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121823024243 - 2¹² = 121823020147 is a prime.

It is not a weakly prime, because it can be changed into another prime (121823024249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60911512121 + 60911512122.

It is an arithmetic number, because the mean of its divisors is an integer number (60911512122).

Almost surely, 2^121823024243 is an apocalyptic number.

121823024243 is a deficient number, since it is larger than the sum of its proper divisors (1).

121823024243 is an equidigital number, since it uses as much as digits as its factorization.

121823024243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18432, while the sum is 32.

The spelling of 121823024243 in words is "one hundred twenty-one billion, eight hundred twenty-three million, twenty-four thousand, two hundred forty-three".