1203333220020 has 192 divisors, whose sum is σ = 3698203703040. Its totient is φ = 291103285248.

The previous prime is 1203333220009. The next prime is 1203333220021. The reversal of 1203333220020 is 200223333021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1203333220021) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3889186 + ... + 4187174.

It is an arithmetic number, because the mean of its divisors is an integer number (19261477620).

Almost surely, 2^{1203333220020} is an apocalyptic number.

1203333220020 is a gapful number since it is divisible by the number (10) 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 1203333220020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1849101851520).

1203333220020 is an abundant number, since it is smaller than the sum of its proper divisors (2494870483020).

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

1203333220020 is a wasteful number, since it uses less digits than its factorization.

1203333220020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298162 (or 298160 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 1203333220020 its reverse (200223333021), we get a palindrome (1403556553041).

The spelling of 1203333220020 in words is "one trillion, two hundred three billion, three hundred thirty-three million, two hundred twenty thousand, twenty".