2003020100201 has 4 divisors (see below), whose sum is σ = 2017640685012. Its totient is φ = 1988399515392.

The previous prime is 2003020100131. The next prime is 2003020100261. The reversal of 2003020100201 is 1020010203002.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1704056106025 + 298963994176 = 1305395^2 + 546776^2 .

It is a cyclic number.

It is not a de Polignac number, because 2003020100201 - 2²² = 2003015905897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2003020100261) 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, 7310292200 + ... + 7310292473.

It is an arithmetic number, because the mean of its divisors is an integer number (504410171253).

Almost surely, 2^{2003020100201} is an apocalyptic number.

It is an amenable number.

2003020100201 is a deficient number, since it is larger than the sum of its proper divisors (14620584811).

2003020100201 is a wasteful number, since it uses less digits than its factorization.

2003020100201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14620584810.

The product of its (nonzero) digits is 24, while the sum is 11.

Adding to 2003020100201 its reverse (1020010203002), we get a palindrome (3023030303203).

The spelling of 2003020100201 in words is "two trillion, three billion, twenty million, one hundred thousand, two hundred one".