121003310012203 has 2 divisors, whose sum is σ = 121003310012204. Its totient is φ = 121003310012202.

The previous prime is 121003310012177. The next prime is 121003310012237. The reversal of 121003310012203 is 302210013300121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121003310012203 - 2¹⁷ = 121003309881131 is a prime.

It is not a weakly prime, because it can be changed into another prime (121003310012303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60501655006101 + 60501655006102.

It is an arithmetic number, because the mean of its divisors is an integer number (60501655006102).

Almost surely, 2^{121003310012203} is an apocalyptic number.

121003310012203 is a deficient number, since it is larger than the sum of its proper divisors (1).

121003310012203 is an equidigital number, since it uses as much as digits as its factorization.

121003310012203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 121003310012203 its reverse (302210013300121), we get a palindrome (423213323312324).

The spelling of 121003310012203 in words is "one hundred twenty-one trillion, three billion, three hundred ten million, twelve thousand, two hundred three".