133431380219 has 2 divisors, whose sum is σ = 133431380220. Its totient is φ = 133431380218.

The previous prime is 133431380207. The next prime is 133431380261. The reversal of 133431380219 is 912083134331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 133431380219 - 2²⁸ = 133162944763 is a prime.

It is a super-2 number, since 2×133431380219² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (133431380519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66715690109 + 66715690110.

It is an arithmetic number, because the mean of its divisors is an integer number (66715690110).

Almost surely, 2^133431380219 is an apocalyptic number.

133431380219 is a deficient number, since it is larger than the sum of its proper divisors (1).

133431380219 is an equidigital number, since it uses as much as digits as its factorization.

133431380219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46656, while the sum is 38.

The spelling of 133431380219 in words is "one hundred thirty-three billion, four hundred thirty-one million, three hundred eighty thousand, two hundred nineteen".