121344220110052 has 6 divisors (see below), whose sum is σ = 212352385192598. Its totient is φ = 60672110055024.

The previous prime is 121344220110049. The next prime is 121344220110109. The reversal of 121344220110052 is 250011022443121.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 82676393134336 + 38667826975716 = 9092656^2 + 6218346^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 121344220110052.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15168027513753 + ... + 15168027513760.

Almost surely, 2^{121344220110052} is an apocalyptic number.

It is an amenable number.

121344220110052 is a deficient number, since it is larger than the sum of its proper divisors (91008165082546).

121344220110052 is a wasteful number, since it uses less digits than its factorization.

121344220110052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30336055027517 (or 30336055027515 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

Adding to 121344220110052 its reverse (250011022443121), we get a palindrome (371355242553173).

The spelling of 121344220110052 in words is "one hundred twenty-one trillion, three hundred forty-four billion, two hundred twenty million, one hundred ten thousand, fifty-two".