13201010003121 has 4 divisors (see below), whose sum is σ = 17601346670832. Its totient is φ = 8800673335412.

The previous prime is 13201010003087. The next prime is 13201010003131. The reversal of 13201010003121 is 12130001010231.

It is a happy number.

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 13201010003121 - 2⁶ = 13201010003057 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13201010003121.

It is not an unprimeable number, because it can be changed into a prime (13201010003131) 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, 2200168333851 + ... + 2200168333856.

It is an arithmetic number, because the mean of its divisors is an integer number (4400336667708).

Almost surely, 2^{13201010003121} is an apocalyptic number.

It is an amenable number.

13201010003121 is a deficient number, since it is larger than the sum of its proper divisors (4400336667711).

13201010003121 is an equidigital number, since it uses as much as digits as its factorization.

13201010003121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4400336667710.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 13201010003121 its reverse (12130001010231), we get a palindrome (25331011013352).

The spelling of 13201010003121 in words is "thirteen trillion, two hundred one billion, ten million, three thousand, one hundred twenty-one".