121113585302929 has 2 divisors, whose sum is σ = 121113585302930. Its totient is φ = 121113585302928.

The previous prime is 121113585302909. The next prime is 121113585302933. The reversal of 121113585302929 is 929203585311121.

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., 87541098195600 + 33572487107329 = 9356340^2 + 5794177^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121113585302929 is a prime.

It is not a weakly prime, because it can be changed into another prime (121113585302909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60556792651464 + 60556792651465.

It is an arithmetic number, because the mean of its divisors is an integer number (60556792651465).

Almost surely, 2^{121113585302929} is an apocalyptic number.

It is an amenable number.

121113585302929 is a deficient number, since it is larger than the sum of its proper divisors (1).

121113585302929 is an equidigital number, since it uses as much as digits as its factorization.

121113585302929 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1166400, while the sum is 52.

The spelling of 121113585302929 in words is "one hundred twenty-one trillion, one hundred thirteen billion, five hundred eighty-five million, three hundred two thousand, nine hundred twenty-nine".