2100212010203 has 16 divisors (see below), whose sum is σ = 2203519872000. Its totient is φ = 1997912679840.

The previous prime is 2100212010179. The next prime is 2100212010263. The reversal of 2100212010203 is 3020102120012.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2100212010203 - 2⁸ = 2100212009947 is a prime.

It is a super-2 number, since 2×2100212010203² (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 (2100212010263) 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 15 ways as a sum of consecutive naturals, for example, 10284098 + ... + 10486328.

It is an arithmetic number, because the mean of its divisors is an integer number (137719992000).

Almost surely, 2^{2100212010203} is an apocalyptic number.

2100212010203 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2100212010203 is a deficient number, since it is larger than the sum of its proper divisors (103307861797).

2100212010203 is a wasteful number, since it uses less digits than its factorization.

2100212010203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204722.

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

Adding to 2100212010203 its reverse (3020102120012), we get a palindrome (5120314130215).

The spelling of 2100212010203 in words is "two trillion, one hundred billion, two hundred twelve million, ten thousand, two hundred three".