4021144002242 has 8 divisors (see below), whose sum is σ = 6031776984636. Its totient is φ = 2010551674032.

The previous prime is 4021144002241. The next prime is 4021144002259. The reversal of 4021144002242 is 2422004411204.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3676963486681 + 344180515561 = 1917541^2 + 586669^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (4021144002241) 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, 9915053 + ... + 10312640.

Almost surely, 2^{4021144002242} is an apocalyptic number.

4021144002242 is a deficient number, since it is larger than the sum of its proper divisors (2010632982394).

4021144002242 is a wasteful number, since it uses less digits than its factorization.

4021144002242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20327092.

The product of its (nonzero) digits is 4096, while the sum is 26.

Adding to 4021144002242 its reverse (2422004411204), we get a palindrome (6443148413446).

The spelling of 4021144002242 in words is "four trillion, twenty-one billion, one hundred forty-four million, two thousand, two hundred forty-two".