12223401137 has 2 divisors, whose sum is σ = 12223401138. Its totient is φ = 12223401136.

The previous prime is 12223401049. The next prime is 12223401161. The reversal of 12223401137 is 73110432221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12218207296 + 5193841 = 110536^2 + 2279^2 .

It is an emirp because it is prime and its reverse (73110432221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12223401137 - 2¹⁶ = 12223335601 is a prime.

It is not a weakly prime, because it can be changed into another prime (12223401937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6111700568 + 6111700569.

It is an arithmetic number, because the mean of its divisors is an integer number (6111700569).

Almost surely, 2^12223401137 is an apocalyptic number.

It is an amenable number.

12223401137 is a deficient number, since it is larger than the sum of its proper divisors (1).

12223401137 is an equidigital number, since it uses as much as digits as its factorization.

12223401137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 26.

Adding to 12223401137 its reverse (73110432221), we get a palindrome (85333833358).

The spelling of 12223401137 in words is "twelve billion, two hundred twenty-three million, four hundred one thousand, one hundred thirty-seven".