200100203121203 has 16 divisors (see below), whose sum is σ = 250969443669504. Its totient is φ = 154988570103360.

The previous prime is 200100203121197. The next prime is 200100203121263. The reversal of 200100203121203 is 302121302001002.

It is not a de Polignac number, because 200100203121203 - 2⁸ = 200100203120947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (200100203121263) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7780537850 + ... + 7780563567.

It is an arithmetic number, because the mean of its divisors is an integer number (15685590229344).

Almost surely, 2^{200100203121203} is an apocalyptic number.

200100203121203 is a deficient number, since it is larger than the sum of its proper divisors (50869240548301).

200100203121203 is a wasteful number, since it uses less digits than its factorization.

200100203121203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15561101602.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 200100203121203 its reverse (302121302001002), we get a palindrome (502221505122205).

The spelling of 200100203121203 in words is "two hundred trillion, one hundred billion, two hundred three million, one hundred twenty-one thousand, two hundred three".