2003102021201 has 4 divisors (see below), whose sum is σ = 2003118715392. Its totient is φ = 2003085327012.

The previous prime is 2003102021189. The next prime is 2003102021293. The reversal of 2003102021201 is 1021202013002.

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 2003102021201 - 2³⁴ = 1985922152017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2003102024201) 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, 8165801 + ... + 8407526.

It is an arithmetic number, because the mean of its divisors is an integer number (500779678848).

Almost surely, 2^{2003102021201} is an apocalyptic number.

It is an amenable number.

2003102021201 is a deficient number, since it is larger than the sum of its proper divisors (16694191).

2003102021201 is a wasteful number, since it uses less digits than its factorization.

2003102021201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16694190.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 2003102021201 its reverse (1021202013002), we get a palindrome (3024304034203).

The spelling of 2003102021201 in words is "two trillion, three billion, one hundred two million, twenty-one thousand, two hundred one".