121241200033 has 2 divisors, whose sum is σ = 121241200034. Its totient is φ = 121241200032.

The previous prime is 121241199997. The next prime is 121241200097. The reversal of 121241200033 is 330002142121.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 96600991249 + 24640208784 = 310807^2 + 156972^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121241200033 is a prime.

It is not a weakly prime, because it can be changed into another prime (121241290033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60620600016 + 60620600017.

It is an arithmetic number, because the mean of its divisors is an integer number (60620600017).

Almost surely, 2^121241200033 is an apocalyptic number.

It is an amenable number.

121241200033 is a deficient number, since it is larger than the sum of its proper divisors (1).

121241200033 is an equidigital number, since it uses as much as digits as its factorization.

121241200033 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 121241200033 its reverse (330002142121), we get a palindrome (451243342154).

The spelling of 121241200033 in words is "one hundred twenty-one billion, two hundred forty-one million, two hundred thousand, thirty-three".