133231221283 has 2 divisors, whose sum is σ = 133231221284. Its totient is φ = 133231221282.

The previous prime is 133231221217. The next prime is 133231221293. The reversal of 133231221283 is 382122132331.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 133231221283 - 2¹⁷ = 133231090211 is a prime.

It is not a weakly prime, because it can be changed into another prime (133231221293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66615610641 + 66615610642.

It is an arithmetic number, because the mean of its divisors is an integer number (66615610642).

Almost surely, 2^133231221283 is an apocalyptic number.

133231221283 is a deficient number, since it is larger than the sum of its proper divisors (1).

133231221283 is an equidigital number, since it uses as much as digits as its factorization.

133231221283 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10368, while the sum is 31.

The spelling of 133231221283 in words is "one hundred thirty-three billion, two hundred thirty-one million, two hundred twenty-one thousand, two hundred eighty-three".