4021442242219 has 4 divisors (see below), whose sum is σ = 4021592250096. Its totient is φ = 4021292234344.

The previous prime is 4021442242193. The next prime is 4021442242231. The reversal of 4021442242219 is 9122422441204.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 4021442242219 - 2⁷ = 4021442242091 is a prime.

It is a super-2 number, since 2×4021442242219² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4021442242619) 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, 74963719 + ... + 75017344.

It is an arithmetic number, because the mean of its divisors is an integer number (1005398062524).

Almost surely, 2^{4021442242219} is an apocalyptic number.

4021442242219 is a deficient number, since it is larger than the sum of its proper divisors (150007877).

4021442242219 is a wasteful number, since it uses less digits than its factorization.

4021442242219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150007876.

The product of its (nonzero) digits is 73728, while the sum is 37.

The spelling of 4021442242219 in words is "four trillion, twenty-one billion, four hundred forty-two million, two hundred forty-two thousand, two hundred nineteen".