2134243012142 has 4 divisors (see below), whose sum is σ = 3201364518216. Its totient is φ = 1067121506070.

The previous prime is 2134243012123. The next prime is 2134243012151. The reversal of 2134243012142 is 2412103424312.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 533560753034 + ... + 533560753037.

It is an arithmetic number, because the mean of its divisors is an integer number (800341129554).

Almost surely, 2^{2134243012142} is an apocalyptic number.

2134243012142 is a deficient number, since it is larger than the sum of its proper divisors (1067121506074).

2134243012142 is a wasteful number, since it uses less digits than its factorization.

2134243012142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1067121506073.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 2134243012142 its reverse (2412103424312), we get a palindrome (4546346436454).

The spelling of 2134243012142 in words is "two trillion, one hundred thirty-four billion, two hundred forty-three million, twelve thousand, one hundred forty-two".