2003021000213 has 4 divisors (see below), whose sum is σ = 2010412221888. Its totient is φ = 1995629778540.

The previous prime is 2003021000209. The next prime is 2003021000219. The reversal of 2003021000213 is 3120001203002.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2003021000213 - 2² = 2003021000209 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2003021000219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3695610431 + ... + 3695610972.

It is an arithmetic number, because the mean of its divisors is an integer number (502603055472).

Almost surely, 2^{2003021000213} is an apocalyptic number.

It is an amenable number.

2003021000213 is a deficient number, since it is larger than the sum of its proper divisors (7391221675).

2003021000213 is an equidigital number, since it uses as much as digits as its factorization.

2003021000213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7391221674.

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

Adding to 2003021000213 its reverse (3120001203002), we get a palindrome (5123022203215).

The spelling of 2003021000213 in words is "two trillion, three billion, twenty-one million, two hundred thirteen", and thus it is an aban number.