1042242424225 has 12 divisors (see below), whose sum is σ = 1292595153660. Its totient is φ = 833655521600.

The previous prime is 1042242424219. The next prime is 1042242424247. The reversal of 1042242424225 is 5224242422401.

It can be written as a sum of positive squares in 6 ways, for example, as 1089528064 + 1041152896161 = 33008^2 + 1020369^2 .

It is not a de Polignac number, because 1042242424225 - 2⁹ = 1042242423713 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3306706 + ... + 3608155.

It is an arithmetic number, because the mean of its divisors is an integer number (107716262805).

Almost surely, 2^{1042242424225} is an apocalyptic number.

It is an amenable number.

1042242424225 is a deficient number, since it is larger than the sum of its proper divisors (250352729435).

1042242424225 is an equidigital number, since it uses as much as digits as its factorization.

1042242424225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6920900 (or 6920895 counting only the distinct ones).

The product of its (nonzero) digits is 81920, while the sum is 34.

Adding to 1042242424225 its reverse (5224242422401), we get a palindrome (6266484846626).

The spelling of 1042242424225 in words is "one trillion, forty-two billion, two hundred forty-two million, four hundred twenty-four thousand, two hundred twenty-five".