13252510112421 has 8 divisors (see below), whose sum is σ = 17676025748640. Its totient is φ = 8832000608912.

The previous prime is 13252510112407. The next prime is 13252510112431. The reversal of 13252510112421 is 12421101525231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13252510112421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13252510112431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 751522890 + ... + 751540523.

It is an arithmetic number, because the mean of its divisors is an integer number (2209503218580).

Almost surely, 2^{13252510112421} is an apocalyptic number.

It is an amenable number.

13252510112421 is a deficient number, since it is larger than the sum of its proper divisors (4423515636219).

13252510112421 is a wasteful number, since it uses less digits than its factorization.

13252510112421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1503066355.

The product of its (nonzero) digits is 4800, while the sum is 30.

Adding to 13252510112421 its reverse (12421101525231), we get a palindrome (25673611637652).

The spelling of 13252510112421 in words is "thirteen trillion, two hundred fifty-two billion, five hundred ten million, one hundred twelve thousand, four hundred twenty-one".