131302032221333 has 16 divisors (see below), whose sum is σ = 141169016099520. Its totient is φ = 121754334214656.

The previous prime is 131302032221299. The next prime is 131302032221341. The reversal of 131302032221333 is 333122230203131.

It is a cyclic number.

It is not a de Polignac number, because 131302032221333 - 2²⁰ = 131302031172757 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 131302032221296 and 131302032221305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131302032221533) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 328283516 + ... + 328683237.

It is an arithmetic number, because the mean of its divisors is an integer number (8823063506220).

Almost surely, 2^{131302032221333} is an apocalyptic number.

It is an amenable number.

131302032221333 is a deficient number, since it is larger than the sum of its proper divisors (9866983878187).

131302032221333 is a wasteful number, since it uses less digits than its factorization.

131302032221333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 656966996.

The product of its (nonzero) digits is 11664, while the sum is 29.

Adding to 131302032221333 its reverse (333122230203131), we get a palindrome (464424262424464).

The spelling of 131302032221333 in words is "one hundred thirty-one trillion, three hundred two billion, thirty-two million, two hundred twenty-one thousand, three hundred thirty-three".