333240342109 has 2 divisors, whose sum is σ = 333240342110. Its totient is φ = 333240342108.

The previous prime is 333240342107. The next prime is 333240342181. The reversal of 333240342109 is 901243042333.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 198250234009 + 134990108100 = 445253^2 + 367410^2 .

It is an emirp because it is prime and its reverse (901243042333) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 333240342109 - 2¹ = 333240342107 is a prime.

It is a super-2 number, since 2×333240342109² (a number of 24 digits) contains 22 as substring.

Together with 333240342107, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (333240342101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 166620171054 + 166620171055.

It is an arithmetic number, because the mean of its divisors is an integer number (166620171055).

Almost surely, 2^333240342109 is an apocalyptic number.

It is an amenable number.

333240342109 is a deficient number, since it is larger than the sum of its proper divisors (1).

333240342109 is an equidigital number, since it uses as much as digits as its factorization.

333240342109 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 34.

The spelling of 333240342109 in words is "three hundred thirty-three billion, two hundred forty million, three hundred forty-two thousand, one hundred nine".