20203103112201 has 24 divisors (see below), whose sum is σ = 30451732374336. Its totient is φ = 12882851197920.

The previous prime is 20203103112187. The next prime is 20203103112217. The reversal of 20203103112201 is 10221130130202.

20203103112201 is a `hidden beast` number, since 2 + 0 + 20 + 310 + 311 + 2 + 20 + 1 = 666.

It is not a de Polignac number, because 20203103112201 - 2³⁰ = 20202029370377 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20203103162201) 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, 8427306 + ... + 10555836.

It is an arithmetic number, because the mean of its divisors is an integer number (1268822182264).

Almost surely, 2^{20203103112201} is an apocalyptic number.

It is an amenable number.

20203103112201 is a deficient number, since it is larger than the sum of its proper divisors (10248629262135).

20203103112201 is a wasteful number, since it uses less digits than its factorization.

20203103112201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2174413 (or 2174410 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 20203103112201 its reverse (10221130130202), we get a palindrome (30424233242403).

The spelling of 20203103112201 in words is "twenty trillion, two hundred three billion, one hundred three million, one hundred twelve thousand, two hundred one".