10113001001 has 4 divisors (see below), whose sum is σ = 10359659604. Its totient is φ = 9866342400.

The previous prime is 10113000973. The next prime is 10113001027. The reversal of 10113001001 is 10010031101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4134618601 + 5978382400 = 64301^2 + 77320^2 .

It is a cyclic number.

It is not a de Polignac number, because 10113001001 - 2¹⁰ = 10112999977 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10113001001.

It is not an unprimeable number, because it can be changed into a prime (10113001201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123329240 + ... + 123329321.

It is an arithmetic number, because the mean of its divisors is an integer number (2589914901).

Almost surely, 2^10113001001 is an apocalyptic number.

It is an amenable number.

10113001001 is a deficient number, since it is larger than the sum of its proper divisors (246658603).

10113001001 is an equidigital number, since it uses as much as digits as its factorization.

10113001001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246658602.

The product of its (nonzero) digits is 3, while the sum is 8.

Adding to 10113001001 its reverse (10010031101), we get a palindrome (20123032102).

The spelling of 10113001001 in words is "ten billion, one hundred thirteen million, one thousand, one".