1020333442 has 16 divisors (see below), whose sum is σ = 1598913792. Its totient is φ = 487758960.

The previous prime is 1020333437. The next prime is 1020333449. The reversal of 1020333442 is 2443330201.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1020333449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93993 + ... + 104284.

It is an arithmetic number, because the mean of its divisors is an integer number (99932112).

Almost surely, 2^1020333442 is an apocalyptic number.

1020333442 is a deficient number, since it is larger than the sum of its proper divisors (578580350).

1020333442 is a wasteful number, since it uses less digits than its factorization.

1020333442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198393.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 1020333442 is about 31942.6586557851. The cubic root of 1020333442 is about 1006.7323872467.

Adding to 1020333442 its reverse (2443330201), we get a palindrome (3463663643).

The spelling of 1020333442 in words is "one billion, twenty million, three hundred thirty-three thousand, four hundred forty-two".