242211323443 has 4 divisors (see below), whose sum is σ = 242213175720. Its totient is φ = 242209471168.

The previous prime is 242211323437. The next prime is 242211323477. The reversal of 242211323443 is 344323112242.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 242211323443 - 2²¹ = 242209226291 is a prime.

It is a super-2 number, since 2×242211323443² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (242211323143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 713758 + ... + 996931.

It is an arithmetic number, because the mean of its divisors is an integer number (60553293930).

Almost surely, 2^242211323443 is an apocalyptic number.

242211323443 is a deficient number, since it is larger than the sum of its proper divisors (1852277).

242211323443 is a wasteful number, since it uses less digits than its factorization.

242211323443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1852276.

The product of its digits is 27648, while the sum is 31.

Adding to 242211323443 its reverse (344323112242), we get a palindrome (586534435685).

The spelling of 242211323443 in words is "two hundred forty-two billion, two hundred eleven million, three hundred twenty-three thousand, four hundred forty-three".