365430100121 has 2 divisors, whose sum is σ = 365430100122. Its totient is φ = 365430100120.

The previous prime is 365430100117. The next prime is 365430100171. The reversal of 365430100121 is 121001034563.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 227399274496 + 138030825625 = 476864^2 + 371525^2 .

It is a cyclic number.

It is not a de Polignac number, because 365430100121 - 2² = 365430100117 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (365430100171) 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, 182715050060 + 182715050061.

It is an arithmetic number, because the mean of its divisors is an integer number (182715050061).

Almost surely, 2^365430100121 is an apocalyptic number.

It is an amenable number.

365430100121 is a deficient number, since it is larger than the sum of its proper divisors (1).

365430100121 is an equidigital number, since it uses as much as digits as its factorization.

365430100121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 26.

Adding to 365430100121 its reverse (121001034563), we get a palindrome (486431134684).

The spelling of 365430100121 in words is "three hundred sixty-five billion, four hundred thirty million, one hundred thousand, one hundred twenty-one".