1020403300 has 72 divisors (see below), whose sum is σ = 2568488384. Its totient is φ = 344615040.

The previous prime is 1020403297. The next prime is 1020403301. The reversal of 1020403300 is 33040201.

1020403300 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (1020403301) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36022 + ... + 57778.

Almost surely, 2^1020403300 is an apocalyptic number.

1020403300 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 1020403300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1284244192).

1020403300 is an abundant number, since it is smaller than the sum of its proper divisors (1548085084).

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

1020403300 is a wasteful number, since it uses less digits than its factorization.

1020403300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21845 (or 21838 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 1020403300 is about 31943.7521277636. The cubic root of 1020403300 is about 1006.7553623198.

Adding to 1020403300 its reverse (33040201), we get a palindrome (1053443501).

The spelling of 1020403300 in words is "one billion, twenty million, four hundred three thousand, three hundred".