2421331412 has 6 divisors (see below), whose sum is σ = 4237329978. Its totient is φ = 1210665704.

The previous prime is 2421331391. The next prime is 2421331427. The reversal of 2421331412 is 2141331242.

It can be written as a sum of positive squares in only one way, i.e., 2189865616 + 231465796 = 46796^2 + 15214^2 .

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 302666423 + ... + 302666430.

It is an arithmetic number, because the mean of its divisors is an integer number (706221663).

Almost surely, 2^2421331412 is an apocalyptic number.

It is an amenable number.

2421331412 is a deficient number, since it is larger than the sum of its proper divisors (1815998566).

2421331412 is a wasteful number, since it uses less digits than its factorization.

2421331412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 605332857 (or 605332855 counting only the distinct ones).

The product of its digits is 1152, while the sum is 23.

The square root of 2421331412 is about 49207.0260430358. The cubic root of 2421331412 is about 1342.8208586609.

Adding to 2421331412 its reverse (2141331242), we get a palindrome (4562662654).

The spelling of 2421331412 in words is "two billion, four hundred twenty-one million, three hundred thirty-one thousand, four hundred twelve".