1052143040000 has 200 divisors, whose sum is σ = 2829032107440. Its totient is φ = 388482048000.

The previous prime is 1052143039967. The next prime is 1052143040009. The reversal of 1052143040000 is 403412501.

It is a tau number, because it is divible by the number of its divisors (200).

It is a super-2 number, since 2×1052143040000² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1052143040009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4033541 + ... + 4286459.

Almost surely, 2^{1052143040000} is an apocalyptic number.

1052143040000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1052143040000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1414516053720).

1052143040000 is an abundant number, since it is smaller than the sum of its proper divisors (1776889067440).

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

1052143040000 is an frugal number, since it uses more digits than its factorization.

1052143040000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252970 (or 252939 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

Adding to 1052143040000 its reverse (403412501), we get a palindrome (1052546452501).

The spelling of 1052143040000 in words is "one trillion, fifty-two billion, one hundred forty-three million, forty thousand".