121110441224 has 8 divisors (see below), whose sum is σ = 227082077310. Its totient is φ = 60555220608.

The previous prime is 121110441223. The next prime is 121110441233. The reversal of 121110441224 is 422144011121.

It can be written as a sum of positive squares in only one way, i.e., 105247038724 + 15863402500 = 324418^2 + 125950^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 121110441224.

It is not an unprimeable number, because it can be changed into a prime (121110441223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7569402569 + ... + 7569402584.

Almost surely, 2^121110441224 is an apocalyptic number.

It is an amenable number.

121110441224 is a deficient number, since it is larger than the sum of its proper divisors (105971636086).

121110441224 is a wasteful number, since it uses less digits than its factorization.

121110441224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15138805159 (or 15138805155 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 23.

Adding to 121110441224 its reverse (422144011121), we get a palindrome (543254452345).

The spelling of 121110441224 in words is "one hundred twenty-one billion, one hundred ten million, four hundred forty-one thousand, two hundred twenty-four".