203434275220 has 24 divisors (see below), whose sum is σ = 466049431008. Its totient is φ = 73976100000.

The previous prime is 203434275169. The next prime is 203434275257. The reversal of 203434275220 is 22572434302.

203434275220 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 462350406 + ... + 462350845.

It is an arithmetic number, because the mean of its divisors is an integer number (19418726292).

Almost surely, 2^203434275220 is an apocalyptic number.

203434275220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

203434275220 is an abundant number, since it is smaller than the sum of its proper divisors (262615155788).

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

203434275220 is a wasteful number, since it uses less digits than its factorization.

203434275220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 924701271 (or 924701269 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 34.

The spelling of 203434275220 in words is "two hundred three billion, four hundred thirty-four million, two hundred seventy-five thousand, two hundred twenty".