121203300241 has 2 divisors, whose sum is σ = 121203300242. Its totient is φ = 121203300240.

The previous prime is 121203300209. The next prime is 121203300259. The reversal of 121203300241 is 142003302121.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 90403050241 + 30800250000 = 300671^2 + 175500^2 .

It is a cyclic number.

It is not a de Polignac number, because 121203300241 - 2⁵ = 121203300209 is a prime.

It is not a weakly prime, because it can be changed into another prime (121203300041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60601650120 + 60601650121.

It is an arithmetic number, because the mean of its divisors is an integer number (60601650121).

Almost surely, 2^121203300241 is an apocalyptic number.

It is an amenable number.

121203300241 is a deficient number, since it is larger than the sum of its proper divisors (1).

121203300241 is an equidigital number, since it uses as much as digits as its factorization.

121203300241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 121203300241 its reverse (142003302121), we get a palindrome (263206602362).

The spelling of 121203300241 in words is "one hundred twenty-one billion, two hundred three million, three hundred thousand, two hundred forty-one".