203112304413400 has 48 divisors (see below), whose sum is σ = 472311080703000. Its totient is φ = 81232023194880.

The previous prime is 203112304413377. The next prime is 203112304413419. The reversal of 203112304413400 is 4314403211302.

It is a happy number.

203112304413400 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×203112304413400³ (a number of 44 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 79353117 + ... + 81872716.

Almost surely, 2^{203112304413400} is an apocalyptic number.

203112304413400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

203112304413400 is an abundant number, since it is smaller than the sum of its proper divisors (269198776289600).

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

203112304413400 is a wasteful number, since it uses less digits than its factorization.

203112304413400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161232148 (or 161232139 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 203112304413400 its reverse (4314403211302), we get a palindrome (207426707624702).

The spelling of 203112304413400 in words is "two hundred three trillion, one hundred twelve billion, three hundred four million, four hundred thirteen thousand, four hundred".