1020243332 has 6 divisors (see below), whose sum is σ = 1785425838. Its totient is φ = 510121664.

The previous prime is 1020243331. The next prime is 1020243347. The reversal of 1020243332 is 2333420201.

It can be written as a sum of positive squares in only one way, i.e., 893770816 + 126472516 = 29896^2 + 11246^2 .

It is not an unprimeable number, because it can be changed into a prime (1020243331) 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 as a sum of consecutive naturals, namely, 127530413 + ... + 127530420.

It is an arithmetic number, because the mean of its divisors is an integer number (297570973).

Almost surely, 2^1020243332 is an apocalyptic number.

It is an amenable number.

1020243332 is a deficient number, since it is larger than the sum of its proper divisors (765182506).

1020243332 is a wasteful number, since it uses less digits than its factorization.

1020243332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255060837 (or 255060835 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 1020243332 is about 31941.2481283997. The cubic root of 1020243332 is about 1006.7027500966.

Adding to 1020243332 its reverse (2333420201), we get a palindrome (3353663533).

The spelling of 1020243332 in words is "one billion, twenty million, two hundred forty-three thousand, three hundred thirty-two".