2100000002203 has 4 divisors (see below), whose sum is σ = 2139622643808. Its totient is φ = 2060377360600.

The previous prime is 2100000002189. The next prime is 2100000002213. The reversal of 2100000002203 is 3022000000012.

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

It is a cyclic number.

It is not a de Polignac number, because 2100000002203 - 2³³ = 2091410067611 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2100000002203.

It is not an unprimeable number, because it can be changed into a prime (2100000002213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19811320723 + ... + 19811320828.

It is an arithmetic number, because the mean of its divisors is an integer number (534905660952).

Almost surely, 2^{2100000002203} is an apocalyptic number.

2100000002203 is a deficient number, since it is larger than the sum of its proper divisors (39622641605).

2100000002203 is an equidigital number, since it uses as much as digits as its factorization.

2100000002203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39622641604.

The product of its (nonzero) digits is 24, while the sum is 10.

Adding to 2100000002203 its reverse (3022000000012), we get a palindrome (5122000002215).

The spelling of 2100000002203 in words is "two trillion, one hundred billion, two thousand, two hundred three".