1005220243010 has 32 divisors (see below), whose sum is σ = 1924054050672. Its totient is φ = 376811653120.

The previous prime is 1005220243009. The next prime is 1005220243067. The reversal of 1005220243010 is 103420225001.

It can be written as a sum of positive squares in 8 ways, for example, as 304890604561 + 700329638449 = 552169^2 + 836857^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12649361 + ... + 12728580.

Almost surely, 2^{1005220243010} is an apocalyptic number.

1005220243010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1005220243010 is a deficient number, since it is larger than the sum of its proper divisors (918833807662).

1005220243010 is a wasteful number, since it uses less digits than its factorization.

1005220243010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25378198.

The product of its (nonzero) digits is 480, while the sum is 20.

Adding to 1005220243010 its reverse (103420225001), we get a palindrome (1108640468011).

The spelling of 1005220243010 in words is "one trillion, five billion, two hundred twenty million, two hundred forty-three thousand, ten".