203020131223203 has 24 divisors (see below), whose sum is σ = 314918562707280. Its totient is φ = 116000378746560.

The previous prime is 203020131223127. The next prime is 203020131223211. The reversal of 203020131223203 is 302322131020302.

It is not a de Polignac number, because 203020131223203 - 2⁸ = 203020131222947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (203020131223253) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 64680828 + ... + 67746953.

It is an arithmetic number, because the mean of its divisors is an integer number (13121606779470).

Almost surely, 2^{203020131223203} is an apocalyptic number.

203020131223203 is a deficient number, since it is larger than the sum of its proper divisors (111898431484077).

203020131223203 is a wasteful number, since it uses less digits than its factorization.

203020131223203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132438227 (or 132438220 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 203020131223203 its reverse (302322131020302), we get a palindrome (505342262243505).

The spelling of 203020131223203 in words is "two hundred three trillion, twenty billion, one hundred thirty-one million, two hundred twenty-three thousand, two hundred three".