1010320442 has 24 divisors (see below), whose sum is σ = 1604262996. Its totient is φ = 476904000.

The previous prime is 1010320439. The next prime is 1010320447. The reversal of 1010320442 is 2440230101.

It can be written as a sum of positive squares in 2 ways, for example, as 729054001 + 281266441 = 27001^2 + 16771^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1010320442.

It is not an unprimeable number, because it can be changed into a prime (1010320447) 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 11 ways as a sum of consecutive naturals, for example, 72392 + ... + 85212.

Almost surely, 2^1010320442 is an apocalyptic number.

1010320442 is a deficient number, since it is larger than the sum of its proper divisors (593942554).

1010320442 is a wasteful number, since it uses less digits than its factorization.

1010320442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12926 (or 12895 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 1010320442 is about 31785.5382524821. The cubic root of 1010320442 is about 1003.4283801110.

Adding to 1010320442 its reverse (2440230101), we get a palindrome (3450550543).

The spelling of 1010320442 in words is "one billion, ten million, three hundred twenty thousand, four hundred forty-two".