10243120001 has 24 divisors (see below), whose sum is σ = 11009718720. Its totient is φ = 9502357536.

The previous prime is 10243119983. The next prime is 10243120003. The reversal of 10243120001 is 10002134201.

It is not a de Polignac number, because 10243120001 - 2⁶ = 10243119937 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10243120003) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 51995435 + ... + 51995631.

It is an arithmetic number, because the mean of its divisors is an integer number (458738280).

Almost surely, 2^10243120001 is an apocalyptic number.

It is an amenable number.

10243120001 is a deficient number, since it is larger than the sum of its proper divisors (766598719).

10243120001 is a wasteful number, since it uses less digits than its factorization.

10243120001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 645 (or 482 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 10243120001 its reverse (10002134201), we get a palindrome (20245254202).

The spelling of 10243120001 in words is "ten billion, two hundred forty-three million, one hundred twenty thousand, one".