4021144242000 has 80 divisors (see below), whose sum is σ = 12964169055552. Its totient is φ = 1072305129600.

The previous prime is 4021144241969. The next prime is 4021144242001. The reversal of 4021144242000 is 2424411204.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4021144242001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 335089354 + ... + 335101353.

Almost surely, 2^{4021144242000} is an apocalyptic number.

4021144242000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4021144242000 is an abundant number, since it is smaller than the sum of its proper divisors (8943024813552).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4021144242000 is a wasteful number, since it uses less digits than its factorization.

4021144242000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670190733 (or 670190717 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 4021144242000 its reverse (2424411204), we get a palindrome (4023568653204).

The spelling of 4021144242000 in words is "four trillion, twenty-one billion, one hundred forty-four million, two hundred forty-two thousand".