203301223201020 has 48 divisors (see below), whose sum is σ = 650563914244608. Its totient is φ = 46468851017280.

The previous prime is 203301223201003. The next prime is 203301223201067. The reversal of 203301223201020 is 20102322103302.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

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, 242025265296 + ... + 242025266135.

It is an arithmetic number, because the mean of its divisors is an integer number (13553414880096).

Almost surely, 2^{203301223201020} is an apocalyptic number.

203301223201020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

203301223201020 is an abundant number, since it is smaller than the sum of its proper divisors (447262691043588).

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

203301223201020 is a wasteful number, since it uses less digits than its factorization.

203301223201020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 484050531450 (or 484050531448 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 203301223201020 its reverse (20102322103302), we get a palindrome (223403545304322).

The spelling of 203301223201020 in words is "two hundred three trillion, three hundred one billion, two hundred twenty-three million, two hundred one thousand, twenty".