2142443302 has 8 divisors (see below), whose sum is σ = 3215001816. Its totient is φ = 1070776032.

The previous prime is 2142443273. The next prime is 2142443311. The reversal of 2142443302 is 2033442412.

It is a happy number.

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

It is a super-3 number, since 3×2142443302³ (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 216768 + ... + 226435.

It is an arithmetic number, because the mean of its divisors is an integer number (401875227).

Almost surely, 2^2142443302 is an apocalyptic number.

2142443302 is a deficient number, since it is larger than the sum of its proper divisors (1072558514).

2142443302 is a wasteful number, since it uses less digits than its factorization.

2142443302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445622.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 2142443302 is about 46286.5347806465. The cubic root of 2142443302 is about 1289.1489894215.

Adding to 2142443302 its reverse (2033442412), we get a palindrome (4175885714).

The spelling of 2142443302 in words is "two billion, one hundred forty-two million, four hundred forty-three thousand, three hundred two".