1013233020 has 24 divisors (see below), whose sum is σ = 2837052624. Its totient is φ = 270195456.

The previous prime is 1013233009. The next prime is 1013233021. The reversal of 1013233020 is 203323101.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1013233021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8443549 + ... + 8443668.

It is an arithmetic number, because the mean of its divisors is an integer number (118210526).

Almost surely, 2^1013233020 is an apocalyptic number.

1013233020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1013233020 is an abundant number, since it is smaller than the sum of its proper divisors (1823819604).

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

1013233020 is a wasteful number, since it uses less digits than its factorization.

1013233020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16887229 (or 16887227 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 1013233020 is about 31831.3213674833. The cubic root of 1013233020 is about 1004.3916914785.

Adding to 1013233020 its reverse (203323101), we get a palindrome (1216556121).

The spelling of 1013233020 in words is "one billion, thirteen million, two hundred thirty-three thousand, twenty".