243032213311 has 2 divisors, whose sum is σ = 243032213312. Its totient is φ = 243032213310.

The previous prime is 243032213279. The next prime is 243032213351. The reversal of 243032213311 is 113312230342.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 243032213311 - 2⁵ = 243032213279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (243032213351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121516106655 + 121516106656.

It is an arithmetic number, because the mean of its divisors is an integer number (121516106656).

Almost surely, 2^243032213311 is an apocalyptic number.

243032213311 is a deficient number, since it is larger than the sum of its proper divisors (1).

243032213311 is an equidigital number, since it uses as much as digits as its factorization.

243032213311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 243032213311 its reverse (113312230342), we get a palindrome (356344443653).

The spelling of 243032213311 in words is "two hundred forty-three billion, thirty-two million, two hundred thirteen thousand, three hundred eleven".