13210121332201 has 4 divisors (see below), whose sum is σ = 13338374937472. Its totient is φ = 13081867726932.

The previous prime is 13210121332153. The next prime is 13210121332229. The reversal of 13210121332201 is 10223312101231.

13210121332201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 13210121332201 - 2¹⁷ = 13210121201129 is a prime.

It is a super-2 number, since 2×13210121332201² (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 (13210121332601) 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, 64126802481 + ... + 64126802686.

It is an arithmetic number, because the mean of its divisors is an integer number (3334593734368).

Almost surely, 2^{13210121332201} is an apocalyptic number.

It is an amenable number.

13210121332201 is a deficient number, since it is larger than the sum of its proper divisors (128253605271).

13210121332201 is a wasteful number, since it uses less digits than its factorization.

13210121332201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128253605270.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 13210121332201 its reverse (10223312101231), we get a palindrome (23433433433432).

The spelling of 13210121332201 in words is "thirteen trillion, two hundred ten billion, one hundred twenty-one million, three hundred thirty-two thousand, two hundred one".