10241255402521 has 12 divisors (see below), whose sum is σ = 12122833796836. Its totient is φ = 8594060476320.

The previous prime is 10241255402507. The next prime is 10241255402527. The reversal of 10241255402521 is 12520455214201.

It can be written as a sum of positive squares in 2 ways, for example, as 780316056025 + 9460939346496 = 883355^2 + 3075864^2 .

It is not a de Polignac number, because 10241255402521 - 2⁵ = 10241255402489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10241255402527) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3255324366 + ... + 3255327511.

Almost surely, 2^{10241255402521} is an apocalyptic number.

10241255402521 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10241255402521 is a deficient number, since it is larger than the sum of its proper divisors (1881578394315).

10241255402521 is a wasteful number, since it uses less digits than its factorization.

10241255402521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6510651912 (or 6510651901 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 34.

The spelling of 10241255402521 in words is "ten trillion, two hundred forty-one billion, two hundred fifty-five million, four hundred two thousand, five hundred twenty-one".