243412441211 has 2 divisors, whose sum is σ = 243412441212. Its totient is φ = 243412441210.

The previous prime is 243412441201. The next prime is 243412441243. The reversal of 243412441211 is 112144214342.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-243412441211 is a prime.

It is a super-2 number, since 2×243412441211² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (243412441201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121706220605 + 121706220606.

It is an arithmetic number, because the mean of its divisors is an integer number (121706220606).

Almost surely, 2^243412441211 is an apocalyptic number.

243412441211 is a deficient number, since it is larger than the sum of its proper divisors (1).

243412441211 is an equidigital number, since it uses as much as digits as its factorization.

243412441211 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6144, while the sum is 29.

Adding to 243412441211 its reverse (112144214342), we get a palindrome (355556655553).

The spelling of 243412441211 in words is "two hundred forty-three billion, four hundred twelve million, four hundred forty-one thousand, two hundred eleven".