13021333200989 has 4 divisors (see below), whose sum is σ = 13063747967424. Its totient is φ = 12978918434556.

The previous prime is 13021333200971. The next prime is 13021333201013. The reversal of 13021333200989 is 98900233312031.

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 a de Polignac number, because none of the positive numbers 2^k-13021333200989 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13021333200389) 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, 21207382757 + ... + 21207383370.

It is an arithmetic number, because the mean of its divisors is an integer number (3265936991856).

Almost surely, 2^{13021333200989} is an apocalyptic number.

It is an amenable number.

13021333200989 is a deficient number, since it is larger than the sum of its proper divisors (42414766435).

13021333200989 is an equidigital number, since it uses as much as digits as its factorization.

13021333200989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42414766434.

The product of its (nonzero) digits is 209952, while the sum is 44.

The spelling of 13021333200989 in words is "thirteen trillion, twenty-one billion, three hundred thirty-three million, two hundred thousand, nine hundred eighty-nine".