1240304420302 has 4 divisors (see below), whose sum is σ = 1860456630456. Its totient is φ = 620152210150.

The previous prime is 1240304420281. The next prime is 1240304420309. The reversal of 1240304420302 is 2030244030421.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1240304420309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 310076105074 + ... + 310076105077.

It is an arithmetic number, because the mean of its divisors is an integer number (465114157614).

Almost surely, 2^{1240304420302} is an apocalyptic number.

1240304420302 is a deficient number, since it is larger than the sum of its proper divisors (620152210154).

1240304420302 is an equidigital number, since it uses as much as digits as its factorization.

1240304420302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 620152210153.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 1240304420302 its reverse (2030244030421), we get a palindrome (3270548450723).

The spelling of 1240304420302 in words is "one trillion, two hundred forty billion, three hundred four million, four hundred twenty thousand, three hundred two".