10541200514521 has 4 divisors (see below), whose sum is σ = 10698531865552. Its totient is φ = 10383869163492.

The previous prime is 10541200514519. The next prime is 10541200514563. The reversal of 10541200514521 is 12541500214501.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10541200514521 - 2¹ = 10541200514519 is a prime.

It is a super-2 number, since 2×10541200514521² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10541200514321) 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, 78665675415 + ... + 78665675548.

It is an arithmetic number, because the mean of its divisors is an integer number (2674632966388).

Almost surely, 2^{10541200514521} is an apocalyptic number.

It is an amenable number.

10541200514521 is a deficient number, since it is larger than the sum of its proper divisors (157331351031).

10541200514521 is an equidigital number, since it uses as much as digits as its factorization.

10541200514521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157331351030.

The product of its (nonzero) digits is 8000, while the sum is 31.

The spelling of 10541200514521 in words is "ten trillion, five hundred forty-one billion, two hundred million, five hundred fourteen thousand, five hundred twenty-one".