4442020442042 has 4 divisors (see below), whose sum is σ = 6663030663066. Its totient is φ = 2221010221020.

The previous prime is 4442020442033. The next prime is 4442020442051. The reversal of 4442020442042 is 2402440202444.

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

It is an interprime number because it is at equal distance from previous prime (4442020442033) and next prime (4442020442051).

It can be written as a sum of positive squares in only one way, i.e., 4421856158041 + 20164284001 = 2102821^2 + 142001^2 .

It is a super-2 number, since 2×4442020442042² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1110505110509 + ... + 1110505110512.

Almost surely, 2^{4442020442042} is an apocalyptic number.

4442020442042 is a deficient number, since it is larger than the sum of its proper divisors (2221010221024).

4442020442042 is a wasteful number, since it uses less digits than its factorization.

4442020442042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2221010221023.

The product of its (nonzero) digits is 65536, while the sum is 32.

Adding to 4442020442042 its reverse (2402440202444), we get a palindrome (6844460644486).

The spelling of 4442020442042 in words is "four trillion, four hundred forty-two billion, twenty million, four hundred forty-two thousand, forty-two".