203014321430 has 16 divisors (see below), whose sum is σ = 371416366224. Its totient is φ = 79874486880.

The previous prime is 203014321417. The next prime is 203014321439. The reversal of 203014321430 is 34123410302.

It is a junction number, because it is equal to n+sod(n) for n = 203014321396 and 203014321405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203014321439) 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, 166404572 + ... + 166405791.

It is an arithmetic number, because the mean of its divisors is an integer number (23213522889).

Almost surely, 2^203014321430 is an apocalyptic number.

203014321430 is a deficient number, since it is larger than the sum of its proper divisors (168402044794).

203014321430 is a wasteful number, since it uses less digits than its factorization.

203014321430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332810431.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 203014321430 its reverse (34123410302), we get a palindrome (237137731732).

The spelling of 203014321430 in words is "two hundred three billion, fourteen million, three hundred twenty-one thousand, four hundred thirty".