203203000000 has 1176 divisors, whose sum is σ = 712579941360. Its totient is φ = 56448000000.

The previous prime is 203202999983. The next prime is 203203000043. The reversal of 203203000000 is 302302.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 167 ways as a sum of consecutive naturals, for example, 7006999986 + ... + 7007000014.

Almost surely, 2^203203000000 is an apocalyptic number.

203203000000 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 203203000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (356289970680).

203203000000 is an abundant number, since it is smaller than the sum of its proper divisors (509376941360).

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

203203000000 is an equidigital number, since it uses as much as digits as its factorization.

203203000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109 (or 67 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 10.

Adding to 203203000000 its reverse (302302), we get a palindrome (203203302302).

It can be divided in two parts, 203 and 203000000, that multiplied together give a square (41209000000 = 203000²).

The spelling of 203203000000 in words is "two hundred three billion, two hundred three million", and thus it is an aban number.