12210320013131 has 2 divisors, whose sum is σ = 12210320013132. Its totient is φ = 12210320013130.

The previous prime is 12210320013077. The next prime is 12210320013167. The reversal of 12210320013131 is 13131002301221.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12210320013131 is a prime.

It is a super-2 number, since 2×12210320013131² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12210320016131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6105160006565 + 6105160006566.

It is an arithmetic number, because the mean of its divisors is an integer number (6105160006566).

Almost surely, 2^{12210320013131} is an apocalyptic number.

12210320013131 is a deficient number, since it is larger than the sum of its proper divisors (1).

12210320013131 is an equidigital number, since it uses as much as digits as its factorization.

12210320013131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 12210320013131 its reverse (13131002301221), we get a palindrome (25341322314352).

The spelling of 12210320013131 in words is "twelve trillion, two hundred ten billion, three hundred twenty million, thirteen thousand, one hundred thirty-one".