203012020032000 has 160 divisors (see below), whose sum is σ = 674964214239744. Its totient is φ = 54136538624000.

The previous prime is 203012020031923. The next prime is 203012020032023. The reversal of 203012020032000 is 230020210302.

It is a tau number, because it is divible by the number of its divisors (160).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 528485136 + ... + 528869135.

Almost surely, 2^{203012020032000} is an apocalyptic number.

203012020032000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

203012020032000 is an abundant number, since it is smaller than the sum of its proper divisors (471952194207744).

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

203012020032000 is an equidigital number, since it uses as much as digits as its factorization.

203012020032000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1057354307 (or 1057354281 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 203012020032000 its reverse (230020210302), we get a palindrome (203242040242302).

The spelling of 203012020032000 in words is "two hundred three trillion, twelve billion, twenty million, thirty-two thousand".