243122103444 has 24 divisors (see below), whose sum is σ = 618856263648. Its totient is φ = 73673364640.

The previous prime is 243122103397. The next prime is 243122103463. The reversal of 243122103444 is 444301221342.

It is a super-2 number, since 2×243122103444² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 920916927 + ... + 920917190.

It is an arithmetic number, because the mean of its divisors is an integer number (25785677652).

Almost surely, 2^243122103444 is an apocalyptic number.

It is an amenable number.

243122103444 is an abundant number, since it is smaller than the sum of its proper divisors (375734160204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

243122103444 is a wasteful number, since it uses less digits than its factorization.

243122103444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1841834135 (or 1841834133 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 243122103444 its reverse (444301221342), we get a palindrome (687423324786).

The spelling of 243122103444 in words is "two hundred forty-three billion, one hundred twenty-two million, one hundred three thousand, four hundred forty-four".