320133453131 has 2 divisors, whose sum is σ = 320133453132. Its totient is φ = 320133453130.

The previous prime is 320133453121. The next prime is 320133453169. The reversal of 320133453131 is 131354331023.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-320133453131 is a prime.

It is a super-2 number, since 2×320133453131² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 320133453094 and 320133453103.

It is not a weakly prime, because it can be changed into another prime (320133453121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160066726565 + 160066726566.

It is an arithmetic number, because the mean of its divisors is an integer number (160066726566).

Almost surely, 2^320133453131 is an apocalyptic number.

320133453131 is a deficient number, since it is larger than the sum of its proper divisors (1).

320133453131 is an equidigital number, since it uses as much as digits as its factorization.

320133453131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9720, while the sum is 29.

Adding to 320133453131 its reverse (131354331023), we get a palindrome (451487784154).

The spelling of 320133453131 in words is "three hundred twenty billion, one hundred thirty-three million, four hundred fifty-three thousand, one hundred thirty-one".