203220030321430 has 8 divisors (see below), whose sum is σ = 365796054578592. Its totient is φ = 81288012128568.

The previous prime is 203220030321409. The next prime is 203220030321443. The reversal of 203220030321430 is 34123030022302.

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

It is a junction number, because it is equal to n+sod(n) for n = 203220030321395 and 203220030321404.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10161001516062 + ... + 10161001516081.

It is an arithmetic number, because the mean of its divisors is an integer number (45724506822324).

Almost surely, 2^{203220030321430} is an apocalyptic number.

203220030321430 is a deficient number, since it is larger than the sum of its proper divisors (162576024257162).

203220030321430 is a wasteful number, since it uses less digits than its factorization.

203220030321430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20322003032150.

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 203220030321430 its reverse (34123030022302), we get a palindrome (237343060343732).

The spelling of 203220030321430 in words is "two hundred three trillion, two hundred twenty billion, thirty million, three hundred twenty-one thousand, four hundred thirty".