133111303321 has 2 divisors, whose sum is σ = 133111303322. Its totient is φ = 133111303320.

The previous prime is 133111303309. The next prime is 133111303331. The reversal of 133111303321 is 123303111331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 126939001225 + 6172302096 = 356285^2 + 78564^2 .

It is a cyclic number.

It is not a de Polignac number, because 133111303321 - 2¹³ = 133111295129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133111303292 and 133111303301.

It is not a weakly prime, because it can be changed into another prime (133111303331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66555651660 + 66555651661.

It is an arithmetic number, because the mean of its divisors is an integer number (66555651661).

Almost surely, 2^133111303321 is an apocalyptic number.

It is an amenable number.

133111303321 is a deficient number, since it is larger than the sum of its proper divisors (1).

133111303321 is an equidigital number, since it uses as much as digits as its factorization.

133111303321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 486, while the sum is 22.

Adding to 133111303321 its reverse (123303111331), we get a palindrome (256414414652).

The spelling of 133111303321 in words is "one hundred thirty-three billion, one hundred eleven million, three hundred three thousand, three hundred twenty-one".