12210002331157 has 2 divisors, whose sum is σ = 12210002331158. Its totient is φ = 12210002331156.

The previous prime is 12210002331067. The next prime is 12210002331169. The reversal of 12210002331157 is 75113320001221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8504508230001 + 3705494101156 = 2916249^2 + 1924966^2 .

It is a cyclic number.

It is not a de Polignac number, because 12210002331157 - 2¹⁹ = 12210001806869 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12210002361157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6105001165578 + 6105001165579.

It is an arithmetic number, because the mean of its divisors is an integer number (6105001165579).

Almost surely, 2^{12210002331157} is an apocalyptic number.

It is an amenable number.

12210002331157 is a deficient number, since it is larger than the sum of its proper divisors (1).

12210002331157 is an equidigital number, since it uses as much as digits as its factorization.

12210002331157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2520, while the sum is 28.

Adding to 12210002331157 its reverse (75113320001221), we get a palindrome (87323322332378).

The spelling of 12210002331157 in words is "twelve trillion, two hundred ten billion, two million, three hundred thirty-one thousand, one hundred fifty-seven".