330120231112181 has 2 divisors, whose sum is σ = 330120231112182. Its totient is φ = 330120231112180.

The previous prime is 330120231112153. The next prime is 330120231112219. The reversal of 330120231112181 is 181211132021033.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 330100387882225 + 19843229956 = 18168665^2 + 140866^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-330120231112181 is a prime.

It is a super-2 number, since 2×330120231112181² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (330120231192181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165060115556090 + 165060115556091.

It is an arithmetic number, because the mean of its divisors is an integer number (165060115556091).

Almost surely, 2^{330120231112181} is an apocalyptic number.

It is an amenable number.

330120231112181 is a deficient number, since it is larger than the sum of its proper divisors (1).

330120231112181 is an equidigital number, since it uses as much as digits as its factorization.

330120231112181 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 29.

The spelling of 330120231112181 in words is "three hundred thirty trillion, one hundred twenty billion, two hundred thirty-one million, one hundred twelve thousand, one hundred eighty-one".