203112140203 has 8 divisors (see below), whose sum is σ = 232179586272. Its totient is φ = 174057550656.

The previous prime is 203112140111. The next prime is 203112140233. The reversal of 203112140203 is 302041211302.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-203112140203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (203112140233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3180250 + ... + 3243487.

It is an arithmetic number, because the mean of its divisors is an integer number (29022448284).

Almost surely, 2^203112140203 is an apocalyptic number.

203112140203 is a deficient number, since it is larger than the sum of its proper divisors (29067446069).

203112140203 is an equidigital number, since it uses as much as digits as its factorization.

203112140203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6428261.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 203112140203 its reverse (302041211302), we get a palindrome (505153351505).

The spelling of 203112140203 in words is "two hundred three billion, one hundred twelve million, one hundred forty thousand, two hundred three".