133321111111211 has 2 divisors, whose sum is σ = 133321111111212. Its totient is φ = 133321111111210.

The previous prime is 133321111111189. The next prime is 133321111111241. The reversal of 133321111111211 is 112111111123331.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133321111111211 is a prime.

It is not a weakly prime, because it can be changed into another prime (133321111111241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66660555555605 + 66660555555606.

It is an arithmetic number, because the mean of its divisors is an integer number (66660555555606).

Almost surely, 2^{133321111111211} is an apocalyptic number.

133321111111211 is a deficient number, since it is larger than the sum of its proper divisors (1).

133321111111211 is an equidigital number, since it uses as much as digits as its factorization.

133321111111211 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108, while the sum is 23.

Adding to 133321111111211 its reverse (112111111123331), we get a palindrome (245432222234542).

The spelling of 133321111111211 in words is "one hundred thirty-three trillion, three hundred twenty-one billion, one hundred eleven million, one hundred eleven thousand, two hundred eleven".