133103131211 has 2 divisors, whose sum is σ = 133103131212. Its totient is φ = 133103131210.

The previous prime is 133103131207. The next prime is 133103131223. The reversal of 133103131211 is 112131301331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 133103131211 - 2² = 133103131207 is a prime.

It is not a weakly prime, because it can be changed into another prime (133103130211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66551565605 + 66551565606.

It is an arithmetic number, because the mean of its divisors is an integer number (66551565606).

Almost surely, 2^133103131211 is an apocalyptic number.

133103131211 is a deficient number, since it is larger than the sum of its proper divisors (1).

133103131211 is an equidigital number, since it uses as much as digits as its factorization.

133103131211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 162, while the sum is 20.

Adding to 133103131211 its reverse (112131301331), we get a palindrome (245234432542).

The spelling of 133103131211 in words is "one hundred thirty-three billion, one hundred three million, one hundred thirty-one thousand, two hundred eleven".