12210131023249 has 2 divisors, whose sum is σ = 12210131023250. Its totient is φ = 12210131023248.

The previous prime is 12210131023177. The next prime is 12210131023267. The reversal of 12210131023249 is 94232013101221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8319994113600 + 3890136909649 = 2884440^2 + 1972343^2 .

It is a cyclic number.

It is not a de Polignac number, because 12210131023249 - 2²³ = 12210122634641 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12210131023249.

It is not a weakly prime, because it can be changed into another prime (12210131020249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6105065511624 + 6105065511625.

It is an arithmetic number, because the mean of its divisors is an integer number (6105065511625).

Almost surely, 2^{12210131023249} is an apocalyptic number.

It is an amenable number.

12210131023249 is a deficient number, since it is larger than the sum of its proper divisors (1).

12210131023249 is an equidigital number, since it uses as much as digits as its factorization.

12210131023249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 31.

The spelling of 12210131023249 in words is "twelve trillion, two hundred ten billion, one hundred thirty-one million, twenty-three thousand, two hundred forty-nine".