4202321334144 has 128 divisors (see below), whose sum is σ = 11324311262880. Its totient is φ = 1380577443840.

The previous prime is 4202321334137. The next prime is 4202321334151. The reversal of 4202321334144 is 4414331232024.

It is an interprime number because it is at equal distance from previous prime (4202321334137) and next prime (4202321334151).

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8742702 + ... + 9210834.

Almost surely, 2^{4202321334144} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4202321334144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5662155631440).

4202321334144 is an abundant number, since it is smaller than the sum of its proper divisors (7121989928736).

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

4202321334144 is a wasteful number, since it uses less digits than its factorization.

4202321334144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 468488 (or 468476 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 33.

Adding to 4202321334144 its reverse (4414331232024), we get a palindrome (8616652566168).

The spelling of 4202321334144 in words is "four trillion, two hundred two billion, three hundred twenty-one million, three hundred thirty-four thousand, one hundred forty-four".