12210113137 has 2 divisors, whose sum is σ = 12210113138. Its totient is φ = 12210113136.

The previous prime is 12210113093. The next prime is 12210113143. The reversal of 12210113137 is 73131101221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6853190656 + 5356922481 = 82784^2 + 73191^2 .

It is an emirp because it is prime and its reverse (73131101221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12210113137 - 2¹⁵ = 12210080369 is a prime.

It is not a weakly prime, because it can be changed into another prime (12210113147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6105056568 + 6105056569.

It is an arithmetic number, because the mean of its divisors is an integer number (6105056569).

Almost surely, 2^12210113137 is an apocalyptic number.

It is an amenable number.

12210113137 is a deficient number, since it is larger than the sum of its proper divisors (1).

12210113137 is an equidigital number, since it uses as much as digits as its factorization.

12210113137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252, while the sum is 22.

Adding to 12210113137 its reverse (73131101221), we get a palindrome (85341214358).

The spelling of 12210113137 in words is "twelve billion, two hundred ten million, one hundred thirteen thousand, one hundred thirty-seven".