203452030314420 has 192 divisors, whose sum is σ = 594229179801600. Its totient is φ = 51952466142720.

The previous prime is 203452030314371. The next prime is 203452030314457. The reversal of 203452030314420 is 24413030254302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 170363146 + ... + 171553214.

It is an arithmetic number, because the mean of its divisors is an integer number (3094943644800).

Almost surely, 2^{203452030314420} is an apocalyptic number.

203452030314420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 203452030314420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (297114589900800).

203452030314420 is an abundant number, since it is smaller than the sum of its proper divisors (390777149487180).

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

203452030314420 is a wasteful number, since it uses less digits than its factorization.

203452030314420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1191078 (or 1191076 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 33.

Adding to 203452030314420 its reverse (24413030254302), we get a palindrome (227865060568722).

The spelling of 203452030314420 in words is "two hundred three trillion, four hundred fifty-two billion, thirty million, three hundred fourteen thousand, four hundred twenty".