121113030302213 has 2 divisors, whose sum is σ = 121113030302214. Its totient is φ = 121113030302212.

The previous prime is 121113030302207. The next prime is 121113030302267. The reversal of 121113030302213 is 312203030311121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 103901998992289 + 17211031309924 = 10193233^2 + 4148618^2 .

It is a cyclic number.

It is not a de Polignac number, because 121113030302213 - 2⁴ = 121113030302197 is a prime.

It is a super-2 number, since 2×121113030302213² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121113030302203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60556515151106 + 60556515151107.

It is an arithmetic number, because the mean of its divisors is an integer number (60556515151107).

Almost surely, 2^{121113030302213} is an apocalyptic number.

It is an amenable number.

121113030302213 is a deficient number, since it is larger than the sum of its proper divisors (1).

121113030302213 is an equidigital number, since it uses as much as digits as its factorization.

121113030302213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 121113030302213 its reverse (312203030311121), we get a palindrome (433316060613334).

The spelling of 121113030302213 in words is "one hundred twenty-one trillion, one hundred thirteen billion, thirty million, three hundred two thousand, two hundred thirteen".