2421331042 has 16 divisors (see below), whose sum is σ = 3928470840. Its totient is φ = 1112654592.

The previous prime is 2421331019. The next prime is 2421331061. The reversal of 2421331042 is 2401331242.

It can be written as a sum of positive squares in 4 ways, for example, as 1655757481 + 765573561 = 40691^2 + 27669^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 197383 + ... + 209290.

Almost surely, 2^2421331042 is an apocalyptic number.

2421331042 is a deficient number, since it is larger than the sum of its proper divisors (1507139798).

2421331042 is a wasteful number, since it uses less digits than its factorization.

2421331042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406917.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 2421331042 is about 49207.0222834099. The cubic root of 2421331042 is about 1342.8207902628.

Adding to 2421331042 its reverse (2401331242), we get a palindrome (4822662284).

It can be divided in two parts, 24213 and 31042, that added together give a palindrome (55255).

The spelling of 2421331042 in words is "two billion, four hundred twenty-one million, three hundred thirty-one thousand, forty-two".