10021003202003 has 4 divisors (see below), whose sum is σ = 10088258257200. Its totient is φ = 9953748146808.

The previous prime is 10021003201991. The next prime is 10021003202009. The reversal of 10021003202003 is 30020230012001.

It is a happy number.

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 10021003202003 - 2¹⁴ = 10021003185619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10021003202009) 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, 33627527375 + ... + 33627527672.

It is an arithmetic number, because the mean of its divisors is an integer number (2522064564300).

Almost surely, 2^{10021003202003} is an apocalyptic number.

10021003202003 is a deficient number, since it is larger than the sum of its proper divisors (67255055197).

10021003202003 is an equidigital number, since it uses as much as digits as its factorization.

10021003202003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67255055196.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 10021003202003 its reverse (30020230012001), we get a palindrome (40041233214004).

The spelling of 10021003202003 in words is "ten trillion, twenty-one billion, three million, two hundred two thousand, three".