2142034303442 has 16 divisors (see below), whose sum is σ = 3507030584064. Its totient is φ = 973128750000.

The previous prime is 2142034303441. The next prime is 2142034303457. The reversal of 2142034303442 is 2443034302412.

It is a junction number, because it is equal to n+sod(n) for n = 2142034303399 and 2142034303408.

It is not an unprimeable number, because it can be changed into a prime (2142034303441) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 26118434 + ... + 26200317.

It is an arithmetic number, because the mean of its divisors is an integer number (219189411504).

Almost surely, 2^{2142034303442} is an apocalyptic number.

2142034303442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2142034303442 is a deficient number, since it is larger than the sum of its proper divisors (1364996280622).

2142034303442 is a wasteful number, since it uses less digits than its factorization.

2142034303442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52320625.

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 2142034303442 its reverse (2443034302412), we get a palindrome (4585068605854).

The spelling of 2142034303442 in words is "two trillion, one hundred forty-two billion, thirty-four million, three hundred three thousand, four hundred forty-two".