202103204144 has 20 divisors (see below), whose sum is σ = 395234540424. Its totient is φ = 100107193728.

The previous prime is 202103204143. The next prime is 202103204161. The reversal of 202103204144 is 441402301202.

It is not an unprimeable number, because it can be changed into a prime (202103204143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59023757 + ... + 59027180.

Almost surely, 2^202103204144 is an apocalyptic number.

It is an amenable number.

202103204144 is a deficient number, since it is larger than the sum of its proper divisors (193131336280).

202103204144 is a wasteful number, since it uses less digits than its factorization.

202103204144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118051052 (or 118051046 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 202103204144 its reverse (441402301202), we get a palindrome (643505505346).

The spelling of 202103204144 in words is "two hundred two billion, one hundred three million, two hundred four thousand, one hundred forty-four".