133213031227 has 2 divisors, whose sum is σ = 133213031228. Its totient is φ = 133213031226.

The previous prime is 133213031213. The next prime is 133213031239. The reversal of 133213031227 is 722130312331.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 133213031227 - 2²³ = 133204642619 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133213031195 and 133213031204.

It is not a weakly prime, because it can be changed into another prime (133213031527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66606515613 + 66606515614.

It is an arithmetic number, because the mean of its divisors is an integer number (66606515614).

Almost surely, 2^133213031227 is an apocalyptic number.

133213031227 is a deficient number, since it is larger than the sum of its proper divisors (1).

133213031227 is an equidigital number, since it uses as much as digits as its factorization.

133213031227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 28.

Adding to 133213031227 its reverse (722130312331), we get a palindrome (855343343558).

The spelling of 133213031227 in words is "one hundred thirty-three billion, two hundred thirteen million, thirty-one thousand, two hundred twenty-seven".