203214423343144 has 128 divisors (see below), whose sum is σ = 390838016194560. Its totient is φ = 99030466080000.

The previous prime is 203214423343093. The next prime is 203214423343201. The reversal of 203214423343144 is 441343324412302.

It is a happy number.

It is a super-2 number, since 2×203214423343144² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 203214423343097 and 203214423343106.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23275041259 + ... + 23275049989.

It is an arithmetic number, because the mean of its divisors is an integer number (3053422001520).

Almost surely, 2^{203214423343144} is an apocalyptic number.

It is an amenable number.

203214423343144 is a deficient number, since it is larger than the sum of its proper divisors (187623592851416).

203214423343144 is a wasteful number, since it uses less digits than its factorization.

203214423343144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10103 (or 10099 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 40.

Adding to 203214423343144 its reverse (441343324412302), we get a palindrome (644557747755446).

The spelling of 203214423343144 in words is "two hundred three trillion, two hundred fourteen billion, four hundred twenty-three million, three hundred forty-three thousand, one hundred forty-four".