20002013021003 has 8 divisors (see below), whose sum is σ = 21540788859408. Its totient is φ = 18463259961504.

The previous prime is 20002013020921. The next prime is 20002013021051. The reversal of 20002013021003 is 30012031020002.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20002013021003 - 2¹² = 20002013016907 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20002013021093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3848825 + ... + 7403882.

It is an arithmetic number, because the mean of its divisors is an integer number (2692598607426).

Almost surely, 2^{20002013021003} is an apocalyptic number.

20002013021003 is a deficient number, since it is larger than the sum of its proper divisors (1538775838405).

20002013021003 is a wasteful number, since it uses less digits than its factorization.

20002013021003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11389453.

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

Adding to 20002013021003 its reverse (30012031020002), we get a palindrome (50014044041005).

The spelling of 20002013021003 in words is "twenty trillion, two billion, thirteen million, twenty-one thousand, three".