313203000233221 has 8 divisors (see below), whose sum is σ = 361421492641664. Its totient is φ = 265853309490000.

The previous prime is 313203000233191. The next prime is 313203000233261. The reversal of 313203000233221 is 122332000302313.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 313203000233221 - 2¹⁹ = 313202999708933 is a prime.

It is a super-2 number, since 2×313203000233221² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313203000233261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 217200415530 + ... + 217200416971.

It is an arithmetic number, because the mean of its divisors is an integer number (45177686580208).

Almost surely, 2^{313203000233221} is an apocalyptic number.

It is an amenable number.

313203000233221 is a deficient number, since it is larger than the sum of its proper divisors (48218492408443).

313203000233221 is a wasteful number, since it uses less digits than its factorization.

313203000233221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 434400832611.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 313203000233221 its reverse (122332000302313), we get a palindrome (435535000535534).

The spelling of 313203000233221 in words is "three hundred thirteen trillion, two hundred three billion, two hundred thirty-three thousand, two hundred twenty-one".