121443200003 has 2 divisors, whose sum is σ = 121443200004. Its totient is φ = 121443200002.

The previous prime is 121443199987. The next prime is 121443200009. The reversal of 121443200003 is 300002344121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121443200003 - 2⁴ = 121443199987 is a prime.

It is not a weakly prime, because it can be changed into another prime (121443200009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60721600001 + 60721600002.

It is an arithmetic number, because the mean of its divisors is an integer number (60721600002).

Almost surely, 2^121443200003 is an apocalyptic number.

121443200003 is a deficient number, since it is larger than the sum of its proper divisors (1).

121443200003 is an equidigital number, since it uses as much as digits as its factorization.

121443200003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 121443200003 its reverse (300002344121), we get a palindrome (421445544124).

The spelling of 121443200003 in words is "one hundred twenty-one billion, four hundred forty-three million, two hundred thousand, three".