203142040043200 has 42 divisors (see below), whose sum is σ = 499856382285236. Its totient is φ = 81256816016640.

The previous prime is 203142040043123. The next prime is 203142040043219. The reversal of 203142040043200 is 2340040241302.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 63481885914 + ... + 63481889113.

Almost surely, 2^{203142040043200} is an apocalyptic number.

203142040043200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

203142040043200 is an abundant number, since it is smaller than the sum of its proper divisors (296714342242036).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

203142040043200 is a wasteful number, since it uses less digits than its factorization.

203142040043200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126963775049 (or 126963775034 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 203142040043200 its reverse (2340040241302), we get a palindrome (205482080284502).

The spelling of 203142040043200 in words is "two hundred three trillion, one hundred forty-two billion, forty million, forty-three thousand, two hundred".