10011002012003 has 4 divisors (see below), whose sum is σ = 10537896854760. Its totient is φ = 9484107169248.

The previous prime is 10011002011949. The next prime is 10011002012009. The reversal of 10011002012003 is 30021020011001.

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

It is a cyclic number.

It is not a de Polignac number, because 10011002012003 - 2²⁴ = 10010985234787 is a prime.

It is a super-2 number, since 2×10011002012003² (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 (10011002012009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 263447421350 + ... + 263447421387.

It is an arithmetic number, because the mean of its divisors is an integer number (2634474213690).

Almost surely, 2^{10011002012003} is an apocalyptic number.

10011002012003 is a deficient number, since it is larger than the sum of its proper divisors (526894842757).

10011002012003 is an equidigital number, since it uses as much as digits as its factorization.

10011002012003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 526894842756.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 10011002012003 its reverse (30021020011001), we get a palindrome (40032022023004).

It can be divided in two parts, 1001100 and 2012003, that added together give a palindrome (3013103).

The spelling of 10011002012003 in words is "ten trillion, eleven billion, two million, twelve thousand, three".