243244100107 has 2 divisors, whose sum is σ = 243244100108. Its totient is φ = 243244100106.

The previous prime is 243244099993. The next prime is 243244100123. The reversal of 243244100107 is 701001442342.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 243244100107 - 2¹¹ = 243244098059 is a prime.

It is a super-2 number, since 2×243244100107² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (243244100137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121622050053 + 121622050054.

It is an arithmetic number, because the mean of its divisors is an integer number (121622050054).

Almost surely, 2^243244100107 is an apocalyptic number.

243244100107 is a deficient number, since it is larger than the sum of its proper divisors (1).

243244100107 is an equidigital number, since it uses as much as digits as its factorization.

243244100107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5376, while the sum is 28.

Adding to 243244100107 its reverse (701001442342), we get a palindrome (944245542449).

The spelling of 243244100107 in words is "two hundred forty-three billion, two hundred forty-four million, one hundred thousand, one hundred seven".