10001123121224 has 16 divisors (see below), whose sum is σ = 19855170902700. Its totient is φ = 4706410880512.

The previous prime is 10001123121179. The next prime is 10001123121239. The reversal of 10001123121224 is 42212132110001.

It can be written as a sum of positive squares in 2 ways, for example, as 7486735716100 + 2514387405124 = 2736190^2 + 1585682^2 .

It is a junction number, because it is equal to n+sod(n) for n = 10001123121196 and 10001123121205.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36768834869 + ... + 36768835140.

Almost surely, 2^{10001123121224} is an apocalyptic number.

It is an amenable number.

10001123121224 is a deficient number, since it is larger than the sum of its proper divisors (9854047781476).

10001123121224 is a wasteful number, since it uses less digits than its factorization.

10001123121224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73537670032 (or 73537670028 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 10001123121224 its reverse (42212132110001), we get a palindrome (52213255231225).

The spelling of 10001123121224 in words is "ten trillion, one billion, one hundred twenty-three million, one hundred twenty-one thousand, two hundred twenty-four".