121112443113443 has 2 divisors, whose sum is σ = 121112443113444. Its totient is φ = 121112443113442.

The previous prime is 121112443113407. The next prime is 121112443113533. The reversal of 121112443113443 is 344311344211121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121112443113443 - 2⁸ = 121112443113187 is a prime.

It is not a weakly prime, because it can be changed into another prime (121112443413443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60556221556721 + 60556221556722.

It is an arithmetic number, because the mean of its divisors is an integer number (60556221556722).

Almost surely, 2^{121112443113443} is an apocalyptic number.

121112443113443 is a deficient number, since it is larger than the sum of its proper divisors (1).

121112443113443 is an equidigital number, since it uses as much as digits as its factorization.

121112443113443 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27648, while the sum is 35.

Adding to 121112443113443 its reverse (344311344211121), we get a palindrome (465423787324564).

The spelling of 121112443113443 in words is "one hundred twenty-one trillion, one hundred twelve billion, four hundred forty-three million, one hundred thirteen thousand, four hundred forty-three".