121034343013 has 2 divisors, whose sum is σ = 121034343014. Its totient is φ = 121034343012.

The previous prime is 121034342993. The next prime is 121034343019. The reversal of 121034343013 is 310343430121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 116320559364 + 4713783649 = 341058^2 + 68657^2 .

It is a cyclic number.

It is not a de Polignac number, because 121034343013 - 2⁵ = 121034342981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121034343019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60517171506 + 60517171507.

It is an arithmetic number, because the mean of its divisors is an integer number (60517171507).

Almost surely, 2^121034343013 is an apocalyptic number.

It is an amenable number.

121034343013 is a deficient number, since it is larger than the sum of its proper divisors (1).

121034343013 is an equidigital number, since it uses as much as digits as its factorization.

121034343013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 121034343013 its reverse (310343430121), we get a palindrome (431377773134).

The spelling of 121034343013 in words is "one hundred twenty-one billion, thirty-four million, three hundred forty-three thousand, thirteen".