20203143304 has 16 divisors (see below), whose sum is σ = 37885124700. Its totient is φ = 10100443392.

The previous prime is 20203143293. The next prime is 20203143329. The reversal of 20203143304 is 40334130202.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 17200322500 + 3002820804 = 131150^2 + 54798^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62349 + ... + 210460.

Almost surely, 2^20203143304 is an apocalyptic number.

It is an amenable number.

20203143304 is a deficient number, since it is larger than the sum of its proper divisors (17681981396).

20203143304 is a wasteful number, since it uses less digits than its factorization.

20203143304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282072 (or 282068 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 20203143304 its reverse (40334130202), we get a palindrome (60537273506).

The spelling of 20203143304 in words is "twenty billion, two hundred three million, one hundred forty-three thousand, three hundred four".