133211023321 has 2 divisors, whose sum is σ = 133211023322. Its totient is φ = 133211023320.

The previous prime is 133211023313. The next prime is 133211023349. The reversal of 133211023321 is 123320112331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98442200025 + 34768823296 = 313755^2 + 186464^2 .

It is a cyclic number.

It is not a de Polignac number, because 133211023321 - 2³ = 133211023313 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133211023292 and 133211023301.

It is not a weakly prime, because it can be changed into another prime (133211023021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66605511660 + 66605511661.

It is an arithmetic number, because the mean of its divisors is an integer number (66605511661).

Almost surely, 2^133211023321 is an apocalyptic number.

It is an amenable number.

133211023321 is a deficient number, since it is larger than the sum of its proper divisors (1).

133211023321 is an equidigital number, since it uses as much as digits as its factorization.

133211023321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 133211023321 its reverse (123320112331), we get a palindrome (256531135652).

The spelling of 133211023321 in words is "one hundred thirty-three billion, two hundred eleven million, twenty-three thousand, three hundred twenty-one".