10020011002003 has 4 divisors (see below), whose sum is σ = 10455663654288. Its totient is φ = 9584358349720.

The previous prime is 10020011001997. The next prime is 10020011002013. The reversal of 10020011002003 is 30020011002001.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10020011002003 is a prime.

It is a super-2 number, since 2×10020011002003² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10020011002013) 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, 217826326108 + ... + 217826326153.

It is an arithmetic number, because the mean of its divisors is an integer number (2613915913572).

Almost surely, 2^{10020011002003} is an apocalyptic number.

10020011002003 is a deficient number, since it is larger than the sum of its proper divisors (435652652285).

10020011002003 is an equidigital number, since it uses as much as digits as its factorization.

10020011002003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435652652284.

The product of its (nonzero) digits is 12, while the sum is 10.

Adding to 10020011002003 its reverse (30020011002001), we get a palindrome (40040022004004).

The spelling of 10020011002003 in words is "ten trillion, twenty billion, eleven million, two thousand, three".