320203132221299 has 4 divisors (see below), whose sum is σ = 325452363897120. Its totient is φ = 314953900545480.

The previous prime is 320203132221293. The next prime is 320203132221317. The reversal of 320203132221299 is 992122231302023.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 320203132221299 - 2¹² = 320203132217203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320203132221293) 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, 2624615837819 + ... + 2624615837940.

It is an arithmetic number, because the mean of its divisors is an integer number (81363090974280).

Almost surely, 2^{320203132221299} is an apocalyptic number.

320203132221299 is a deficient number, since it is larger than the sum of its proper divisors (5249231675821).

320203132221299 is an equidigital number, since it uses as much as digits as its factorization.

320203132221299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5249231675820.

The product of its (nonzero) digits is 139968, while the sum is 41.

The spelling of 320203132221299 in words is "three hundred twenty trillion, two hundred three billion, one hundred thirty-two million, two hundred twenty-one thousand, two hundred ninety-nine".