12122201121013 has 2 divisors, whose sum is σ = 12122201121014. Its totient is φ = 12122201121012.

The previous prime is 12122201120971. The next prime is 12122201121091. The reversal of 12122201121013 is 31012110222121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12003605602884 + 118595518129 = 3464622^2 + 344377^2 .

It is a cyclic number.

It is not a de Polignac number, because 12122201121013 - 2⁹ = 12122201120501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12122901121013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6061100560506 + 6061100560507.

It is an arithmetic number, because the mean of its divisors is an integer number (6061100560507).

Almost surely, 2^{12122201121013} is an apocalyptic number.

It is an amenable number.

12122201121013 is a deficient number, since it is larger than the sum of its proper divisors (1).

12122201121013 is an equidigital number, since it uses as much as digits as its factorization.

12122201121013 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 19.

Adding to 12122201121013 its reverse (31012110222121), we get a palindrome (43134311343134).

The spelling of 12122201121013 in words is "twelve trillion, one hundred twenty-two billion, two hundred one million, one hundred twenty-one thousand, thirteen".