133001231302231 has 2 divisors, whose sum is σ = 133001231302232. Its totient is φ = 133001231302230.

The previous prime is 133001231302217. The next prime is 133001231302241. The reversal of 133001231302231 is 132203132100331.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 133001231302231 - 2¹¹ = 133001231300183 is a prime.

It is a super-2 number, since 2×133001231302231² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 133001231302196 and 133001231302205.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133001231302241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66500615651115 + 66500615651116.

It is an arithmetic number, because the mean of its divisors is an integer number (66500615651116).

Almost surely, 2^{133001231302231} is an apocalyptic number.

133001231302231 is a deficient number, since it is larger than the sum of its proper divisors (1).

133001231302231 is an equidigital number, since it uses as much as digits as its factorization.

133001231302231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 133001231302231 its reverse (132203132100331), we get a palindrome (265204363402562).

The spelling of 133001231302231 in words is "one hundred thirty-three trillion, one billion, two hundred thirty-one million, three hundred two thousand, two hundred thirty-one".