1020204143300 has 18 divisors (see below), whose sum is σ = 2213842991178. Its totient is φ = 408081657280.

The previous prime is 1020204143297. The next prime is 1020204143339. The reversal of 1020204143300 is 33414020201.

It can be written as a sum of positive squares in 3 ways, for example, as 269967533056 + 750236610244 = 519584^2 + 866162^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5101020617 + ... + 5101020816.

Almost surely, 2^{1020204143300} is an apocalyptic number.

1020204143300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1020204143300 is an abundant number, since it is smaller than the sum of its proper divisors (1193638847878).

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

1020204143300 is a wasteful number, since it uses less digits than its factorization.

1020204143300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10202041447 (or 10202041440 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 1020204143300 its reverse (33414020201), we get a palindrome (1053618163501).

The spelling of 1020204143300 in words is "one trillion, twenty billion, two hundred four million, one hundred forty-three thousand, three hundred".