12228037317952 has 14 divisors (see below), whose sum is σ = 24265011552938. Its totient is φ = 6114018658944.

The previous prime is 12228037317929. The next prime is 12228037317967. The reversal of 12228037317952 is 25971373082221.

It can be written as a sum of positive squares in only one way, i.e., 11474099374336 + 753937943616 = 3387344^2 + 868296^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12228037317952.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95531541483 + ... + 95531541610.

Almost surely, 2^{12228037317952} is an apocalyptic number.

It is an amenable number.

12228037317952 is a deficient number, since it is larger than the sum of its proper divisors (12036974234986).

12228037317952 is an equidigital number, since it uses as much as digits as its factorization.

12228037317952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191063083105 (or 191063083095 counting only the distinct ones).

The product of its (nonzero) digits is 2540160, while the sum is 52.

The spelling of 12228037317952 in words is "twelve trillion, two hundred twenty-eight billion, thirty-seven million, three hundred seventeen thousand, nine hundred fifty-two".