4021240344241 has 4 divisors (see below), whose sum is σ = 4021359149412. Its totient is φ = 4021121539072.

The previous prime is 4021240344197. The next prime is 4021240344257. The reversal of 4021240344241 is 1424430421204.

It is a happy number.

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 3544450094241 + 476790250000 = 1882671^2 + 690500^2 .

It is a cyclic number.

It is not a de Polignac number, because 4021240344241 - 2¹³ = 4021240336049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4021240344041) 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 3 ways as a sum of consecutive naturals, for example, 59351800 + ... + 59419513.

It is an arithmetic number, because the mean of its divisors is an integer number (1005339787353).

Almost surely, 2^{4021240344241} is an apocalyptic number.

It is an amenable number.

4021240344241 is a deficient number, since it is larger than the sum of its proper divisors (118805171).

4021240344241 is a wasteful number, since it uses less digits than its factorization.

4021240344241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118805170.

The product of its (nonzero) digits is 24576, while the sum is 31.

Adding to 4021240344241 its reverse (1424430421204), we get a palindrome (5445670765445).

The spelling of 4021240344241 in words is "four trillion, twenty-one billion, two hundred forty million, three hundred forty-four thousand, two hundred forty-one".