2100211020203 has 8 divisors (see below), whose sum is σ = 2114331196320. Its totient is φ = 2086093627200.

The previous prime is 2100211020181. The next prime is 2100211020209. The reversal of 2100211020203 is 3020201120012.

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 2100211020203 - 2⁶ = 2100211020139 is a prime.

It is a super-2 number, since 2×2100211020203² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2100211020209) 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, 829751 + ... + 2211087.

It is an arithmetic number, because the mean of its divisors is an integer number (264291399540).

Almost surely, 2^{2100211020203} is an apocalyptic number.

2100211020203 is a deficient number, since it is larger than the sum of its proper divisors (14120176117).

2100211020203 is a wasteful number, since it uses less digits than its factorization.

2100211020203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1391557.

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

Adding to 2100211020203 its reverse (3020201120012), we get a palindrome (5120412140215).

The spelling of 2100211020203 in words is "two trillion, one hundred billion, two hundred eleven million, twenty thousand, two hundred three".