2143102043000 has 128 divisors (see below), whose sum is σ = 5050805760000. Its totient is φ = 851114563200.

The previous prime is 2143102042993. The next prime is 2143102043041. The reversal of 2143102043000 is 3402013412.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 95309759 + ... + 95332241.

It is an arithmetic number, because the mean of its divisors is an integer number (39459420000).

Almost surely, 2^{2143102043000} is an apocalyptic number.

2143102043000 is a gapful number since it is divisible by the number (20) 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 2143102043000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2525402880000).

2143102043000 is an abundant number, since it is smaller than the sum of its proper divisors (2907703717000).

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

2143102043000 is a wasteful number, since it uses less digits than its factorization.

2143102043000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23182 (or 23168 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 2143102043000 its reverse (3402013412), we get a palindrome (2146504056412).

The spelling of 2143102043000 in words is "two trillion, one hundred forty-three billion, one hundred two million, forty-three thousand".