2142034342340 has 24 divisors (see below), whose sum is σ = 4498729163712. Its totient is φ = 856726680800.

The previous prime is 2142034342333. The next prime is 2142034342361. The reversal of 2142034342340 is 432434302412.

It is a super-2 number, since 2×2142034342340² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2142034342297 and 2142034342306.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5239064 + ... + 5633103.

It is an arithmetic number, because the mean of its divisors is an integer number (187447048488).

Almost surely, 2^{2142034342340} is an apocalyptic number.

2142034342340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2142034342340 is an abundant number, since it is smaller than the sum of its proper divisors (2356694821372).

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

2142034342340 is a wasteful number, since it uses less digits than its factorization.

2142034342340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10882027 (or 10882025 counting only the distinct ones).

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

Adding to 2142034342340 its reverse (432434302412), we get a palindrome (2574468644752).

The spelling of 2142034342340 in words is "two trillion, one hundred forty-two billion, thirty-four million, three hundred forty-two thousand, three hundred forty".