12351125251001 has 4 divisors (see below), whose sum is σ = 12684939447012. Its totient is φ = 12017311054992.

The previous prime is 12351125250977. The next prime is 12351125251013. The reversal of 12351125251001 is 10015252115321.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9925555735225 + 2425569515776 = 3150485^2 + 1557424^2 .

It is a cyclic number.

It is not a de Polignac number, because 12351125251001 - 2³⁰ = 12350051509177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12351125251021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166907097950 + ... + 166907098023.

It is an arithmetic number, because the mean of its divisors is an integer number (3171234861753).

Almost surely, 2^{12351125251001} is an apocalyptic number.

It is an amenable number.

12351125251001 is a deficient number, since it is larger than the sum of its proper divisors (333814196011).

12351125251001 is an equidigital number, since it uses as much as digits as its factorization.

12351125251001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333814196010.

The product of its (nonzero) digits is 3000, while the sum is 29.

Adding to 12351125251001 its reverse (10015252115321), we get a palindrome (22366377366322).

The spelling of 12351125251001 in words is "twelve trillion, three hundred fifty-one billion, one hundred twenty-five million, two hundred fifty-one thousand, one".