2143214431142 has 8 divisors (see below), whose sum is σ = 3403928802456. Its totient is φ = 1008571496992.

The previous prime is 2143214431103. The next prime is 2143214431147. The reversal of 2143214431142 is 2411344123412.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2143214431099 and 2143214431108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2143214431147) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31517859248 + ... + 31517859315.

It is an arithmetic number, because the mean of its divisors is an integer number (425491100307).

Almost surely, 2^{2143214431142} is an apocalyptic number.

2143214431142 is a deficient number, since it is larger than the sum of its proper divisors (1260714371314).

2143214431142 is a wasteful number, since it uses less digits than its factorization.

2143214431142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63035718582.

The product of its digits is 18432, while the sum is 32.

Adding to 2143214431142 its reverse (2411344123412), we get a palindrome (4554558554554).

The spelling of 2143214431142 in words is "two trillion, one hundred forty-three billion, two hundred fourteen million, four hundred thirty-one thousand, one hundred forty-two".