1120002100001 has 8 divisors (see below), whose sum is σ = 1162277833320. Its totient is φ = 1077970031488.

The previous prime is 1120002099947. The next prime is 1120002100039. The reversal of 1120002100001 is 1000012000211.

It can be written as a sum of positive squares in 4 ways, for example, as 798910225 + 1119203189776 = 28265^2 + 1057924^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1120002100001 - 2³⁸ = 845124193057 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1120002100801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60906836 + ... + 60925221.

It is an arithmetic number, because the mean of its divisors is an integer number (145284729165).

Almost surely, 2^{1120002100001} is an apocalyptic number.

It is an amenable number.

1120002100001 is a deficient number, since it is larger than the sum of its proper divisors (42275733319).

1120002100001 is a wasteful number, since it uses less digits than its factorization.

1120002100001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121832403.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 1120002100001 its reverse (1000012000211), we get a palindrome (2120014100212).

The spelling of 1120002100001 in words is "one trillion, one hundred twenty billion, two million, one hundred thousand, one".