133321212319 has 2 divisors, whose sum is σ = 133321212320. Its totient is φ = 133321212318.

The previous prime is 133321212289. The next prime is 133321212379. The reversal of 133321212319 is 913212123331.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 133321212319 - 2²⁵ = 133287657887 is a prime.

It is a super-2 number, since 2×133321212319² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133321212379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66660606159 + 66660606160.

It is an arithmetic number, because the mean of its divisors is an integer number (66660606160).

Almost surely, 2^133321212319 is an apocalyptic number.

133321212319 is a deficient number, since it is larger than the sum of its proper divisors (1).

133321212319 is an equidigital number, since it uses as much as digits as its factorization.

133321212319 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5832, while the sum is 31.

The spelling of 133321212319 in words is "one hundred thirty-three billion, three hundred twenty-one million, two hundred twelve thousand, three hundred nineteen".