2143230022140 has 48 divisors (see below), whose sum is σ = 6085565821440. Its totient is φ = 563478314560.

The previous prime is 2143230022117. The next prime is 2143230022159. The reversal of 2143230022140 is 412200323412.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 2143230022140.

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 15 ways as a sum of consecutive naturals, for example, 251548560 + ... + 251557079.

It is an arithmetic number, because the mean of its divisors is an integer number (126782621280).

Almost surely, 2^{2143230022140} is an apocalyptic number.

2143230022140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2143230022140 is an abundant number, since it is smaller than the sum of its proper divisors (3942335799300).

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

2143230022140 is a wasteful number, since it uses less digits than its factorization.

2143230022140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 503105722 (or 503105720 counting only the distinct ones).

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

Adding to 2143230022140 its reverse (412200323412), we get a palindrome (2555430345552).

The spelling of 2143230022140 in words is "two trillion, one hundred forty-three billion, two hundred thirty million, twenty-two thousand, one hundred forty".