3102404240000 has 160 divisors (see below), whose sum is σ = 8317339739940. Its totient is φ = 1145502720000.

The previous prime is 3102404239973. The next prime is 3102404240009. The reversal of 3102404240000 is 424042013.

It can be written as a sum of positive squares in 10 ways, for example, as 861347335744 + 2241056904256 = 928088^2 + 1497016^2 .

It is a tau number, because it is divible by the number of its divisors (160).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (3102404240009) by changing a digit.

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 19 ways as a sum of consecutive naturals, for example, 451541 + ... + 2531540.

Almost surely, 2^{3102404240000} is an apocalyptic number.

It is an amenable number.

3102404240000 is an abundant number, since it is smaller than the sum of its proper divisors (5214935499940).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3102404240000 is an equidigital number, since it uses as much as digits as its factorization.

3102404240000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2983128 (or 2983101 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 3102404240000 its reverse (424042013), we get a palindrome (3102828282013).

The spelling of 3102404240000 in words is "three trillion, one hundred two billion, four hundred four million, two hundred forty thousand".