133330121999 has 2 divisors, whose sum is σ = 133330122000. Its totient is φ = 133330121998.

The previous prime is 133330121983. The next prime is 133330122019. The reversal of 133330121999 is 999121033331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 133330121999 - 2⁴ = 133330121983 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133330121399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66665060999 + 66665061000.

It is an arithmetic number, because the mean of its divisors is an integer number (66665061000).

Almost surely, 2^133330121999 is an apocalyptic number.

133330121999 is a deficient number, since it is larger than the sum of its proper divisors (1).

133330121999 is an equidigital number, since it uses as much as digits as its factorization.

133330121999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 118098, while the sum is 44.

The spelling of 133330121999 in words is "one hundred thirty-three billion, three hundred thirty million, one hundred twenty-one thousand, nine hundred ninety-nine".