121121412324244 has 24 divisors (see below), whose sum is σ = 212109116524200. Its totient is φ = 60518819157504.

The previous prime is 121121412324197. The next prime is 121121412324251. The reversal of 121121412324244 is 442423214121121.

It can be written as a sum of positive squares in 4 ways, for example, as 10207066522500 + 110914345801744 = 3194850^2 + 10531588^2 .

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, 40595682 + ... + 43477030.

It is an arithmetic number, because the mean of its divisors is an integer number (8837879855175).

Almost surely, 2^{121121412324244} is an apocalyptic number.

It is an amenable number.

121121412324244 is a deficient number, since it is larger than the sum of its proper divisors (90987704199956).

121121412324244 is a wasteful number, since it uses less digits than its factorization.

121121412324244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2888619 (or 2888617 counting only the distinct ones).

The product of its digits is 24576, while the sum is 34.

Adding to 121121412324244 its reverse (442423214121121), we get a palindrome (563544626445365).

The spelling of 121121412324244 in words is "one hundred twenty-one trillion, one hundred twenty-one billion, four hundred twelve million, three hundred twenty-four thousand, two hundred forty-four".