2143222143000 has 128 divisors (see below), whose sum is σ = 6698610360000. Its totient is φ = 570521011200.

The previous prime is 2143222142993. The next prime is 2143222143011. The reversal of 2143222143000 is 3412223412.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1079226 + ... + 2334774.

Almost surely, 2^{2143222143000} is an apocalyptic number.

2143222143000 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 2143222143000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3349305180000).

2143222143000 is an abundant number, since it is smaller than the sum of its proper divisors (4555388217000).

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

2143222143000 is a wasteful number, since it uses less digits than its factorization.

2143222143000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1256142 (or 1256128 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 2143222143000 its reverse (3412223412), we get a palindrome (2146634366412).

The spelling of 2143222143000 in words is "two trillion, one hundred forty-three billion, two hundred twenty-two million, one hundred forty-three thousand".