203112003343144 has 16 divisors (see below), whose sum is σ = 435240007164000. Its totient is φ = 87048001432752.

The previous prime is 203112003343111. The next prime is 203112003343241. The reversal of 203112003343144 is 441343300211302.

203112003343144 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×203112003343144² (a number of 29 digits) contains 22 as substring.

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, 1813500029794 + ... + 1813500029905.

It is an arithmetic number, because the mean of its divisors is an integer number (27202500447750).

Almost surely, 2^{203112003343144} is an apocalyptic number.

It is an amenable number.

203112003343144 is an abundant number, since it is smaller than the sum of its proper divisors (232128003820856).

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

203112003343144 is a wasteful number, since it uses less digits than its factorization.

203112003343144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3627000059712 (or 3627000059708 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 203112003343144 its reverse (441343300211302), we get a palindrome (644455303554446).

The spelling of 203112003343144 in words is "two hundred three trillion, one hundred twelve billion, three million, three hundred forty-three thousand, one hundred forty-four".