20142333343 has 16 divisors (see below), whose sum is σ = 22732309152. Its totient is φ = 17687680000.

The previous prime is 20142333307. The next prime is 20142333353. The reversal of 20142333343 is 34333324102.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20142333343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20142333353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 175546 + ... + 266647.

It is an arithmetic number, because the mean of its divisors is an integer number (1420769322).

Almost surely, 2^20142333343 is an apocalyptic number.

20142333343 is a deficient number, since it is larger than the sum of its proper divisors (2589975809).

20142333343 is a wasteful number, since it uses less digits than its factorization.

20142333343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442346.

The product of its (nonzero) digits is 15552, while the sum is 28.

Adding to 20142333343 its reverse (34333324102), we get a palindrome (54475657445).

The spelling of 20142333343 in words is "twenty billion, one hundred forty-two million, three hundred thirty-three thousand, three hundred forty-three".