2421154442041 has 4 divisors (see below), whose sum is σ = 2424352797412. Its totient is φ = 2417956086672.

The previous prime is 2421154442039. The next prime is 2421154442087. The reversal of 2421154442041 is 1402444511242.

2421154442041 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 686612761641 + 1734541680400 = 828621^2 + 1317020^2 .

It is a cyclic number.

It is not a de Polignac number, because 2421154442041 - 2¹ = 2421154442039 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2421154441988 and 2421154442006.

It is not an unprimeable number, because it can be changed into a prime (2421154542041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1599176550 + ... + 1599178063.

It is an arithmetic number, because the mean of its divisors is an integer number (606088199353).

Almost surely, 2^{2421154442041} is an apocalyptic number.

It is an amenable number.

2421154442041 is a deficient number, since it is larger than the sum of its proper divisors (3198355371).

2421154442041 is an equidigital number, since it uses as much as digits as its factorization.

2421154442041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3198355370.

The product of its (nonzero) digits is 40960, while the sum is 34.

Adding to 2421154442041 its reverse (1402444511242), we get a palindrome (3823598953283).

The spelling of 2421154442041 in words is "two trillion, four hundred twenty-one billion, one hundred fifty-four million, four hundred forty-two thousand, forty-one".