121001222200013 has 2 divisors, whose sum is σ = 121001222200014. Its totient is φ = 121001222200012.

The previous prime is 121001222200009. The next prime is 121001222200021. The reversal of 121001222200013 is 310002222100121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 74642377134724 + 46358845065289 = 8639582^2 + 6808733^2 .

It is an emirp because it is prime and its reverse (310002222100121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 121001222200013 - 2² = 121001222200009 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 121001222199964 and 121001222200000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121001222200063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60500611100006 + 60500611100007.

It is an arithmetic number, because the mean of its divisors is an integer number (60500611100007).

Almost surely, 2^{121001222200013} is an apocalyptic number.

It is an amenable number.

121001222200013 is a deficient number, since it is larger than the sum of its proper divisors (1).

121001222200013 is an equidigital number, since it uses as much as digits as its factorization.

121001222200013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 121001222200013 its reverse (310002222100121), we get a palindrome (431003444300134).

The spelling of 121001222200013 in words is "one hundred twenty-one trillion, one billion, two hundred twenty-two million, two hundred thousand, thirteen".