1012020303 has 32 divisors (see below), whose sum is σ = 1573770240. Its totient is φ = 566553600.

The previous prime is 1012020293. The next prime is 1012020341. The reversal of 1012020303 is 3030202101.

It is a happy number.

1012020303 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1012020303 - 2²¹ = 1009923151 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012022303) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 203278 + ... + 208196.

It is an arithmetic number, because the mean of its divisors is an integer number (49180320).

Almost surely, 2^1012020303 is an apocalyptic number.

1012020303 is a deficient number, since it is larger than the sum of its proper divisors (561749937).

1012020303 is a wasteful number, since it uses less digits than its factorization.

1012020303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5127.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 1012020303 is about 31812.2665492417. The cubic root of 1012020303 is about 1003.9908198369.

Adding to 1012020303 its reverse (3030202101), we get a palindrome (4042222404).

The spelling of 1012020303 in words is "one billion, twelve million, twenty thousand, three hundred three".