2142243003 has 8 divisors (see below), whose sum is σ = 2948463616. Its totient is φ = 1382092200.

The previous prime is 2142242953. The next prime is 2142243007. The reversal of 2142243003 is 3003422412.

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

It is not a de Polignac number, because 2142243003 - 2¹⁶ = 2142177467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2142243007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11517343 + ... + 11517528.

It is an arithmetic number, because the mean of its divisors is an integer number (368557952).

Almost surely, 2^2142243003 is an apocalyptic number.

2142243003 is a deficient number, since it is larger than the sum of its proper divisors (806220613).

2142243003 is a wasteful number, since it uses less digits than its factorization.

2142243003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23034905.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 2142243003 is about 46284.3710446626. The cubic root of 2142243003 is about 1289.1088135935.

Adding to 2142243003 its reverse (3003422412), we get a palindrome (5145665415).

The spelling of 2142243003 in words is "two billion, one hundred forty-two million, two hundred forty-three thousand, three".