121103133203009 has 2 divisors, whose sum is σ = 121103133203010. Its totient is φ = 121103133203008.

The previous prime is 121103133202981. The next prime is 121103133203053. The reversal of 121103133203009 is 900302331301121.

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., 120868365820225 + 234767382784 = 10994015^2 + 484528^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121103133203009 is a prime.

It is not a weakly prime, because it can be changed into another prime (121103133203209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60551566601504 + 60551566601505.

It is an arithmetic number, because the mean of its divisors is an integer number (60551566601505).

Almost surely, 2^{121103133203009} is an apocalyptic number.

It is an amenable number.

121103133203009 is a deficient number, since it is larger than the sum of its proper divisors (1).

121103133203009 is an equidigital number, since it uses as much as digits as its factorization.

121103133203009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2916, while the sum is 29.

The spelling of 121103133203009 in words is "one hundred twenty-one trillion, one hundred three billion, one hundred thirty-three million, two hundred three thousand, nine".