133230323222021 has 2 divisors, whose sum is σ = 133230323222022. Its totient is φ = 133230323222020.

The previous prime is 133230323221993. The next prime is 133230323222069. The reversal of 133230323222021 is 120222323032331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 125095500852100 + 8134822369921 = 11184610^2 + 2852161^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133230323222021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133230323222071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66615161611010 + 66615161611011.

It is an arithmetic number, because the mean of its divisors is an integer number (66615161611011).

Almost surely, 2^{133230323222021} is an apocalyptic number.

It is an amenable number.

133230323222021 is a deficient number, since it is larger than the sum of its proper divisors (1).

133230323222021 is an equidigital number, since it uses as much as digits as its factorization.

133230323222021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 133230323222021 its reverse (120222323032331), we get a palindrome (253452646254352).

The spelling of 133230323222021 in words is "one hundred thirty-three trillion, two hundred thirty billion, three hundred twenty-three million, two hundred twenty-two thousand, twenty-one".