12102321037 has 2 divisors, whose sum is σ = 12102321038. Its totient is φ = 12102321036.

The previous prime is 12102321013. The next prime is 12102321041. The reversal of 12102321037 is 73012320121.

It is a happy number.

12102321037 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10083975561 + 2018345476 = 100419^2 + 44926^2 .

It is a cyclic number.

It is not a de Polignac number, because 12102321037 - 2²³ = 12093932429 is a prime.

It is a super-2 number, since 2×12102321037² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12102320999 and 12102321017.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12102321137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6051160518 + 6051160519.

It is an arithmetic number, because the mean of its divisors is an integer number (6051160519).

Almost surely, 2^12102321037 is an apocalyptic number.

It is an amenable number.

12102321037 is a deficient number, since it is larger than the sum of its proper divisors (1).

12102321037 is an equidigital number, since it uses as much as digits as its factorization.

12102321037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 22.

Adding to 12102321037 its reverse (73012320121), we get a palindrome (85114641158).

The spelling of 12102321037 in words is "twelve billion, one hundred two million, three hundred twenty-one thousand, thirty-seven".