2103302042 has 4 divisors (see below), whose sum is σ = 3154953066. Its totient is φ = 1051651020.

The previous prime is 2103302017. The next prime is 2103302057. The reversal of 2103302042 is 2402033012.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1791744241 + 311557801 = 42329^2 + 17651^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2103302042.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 525825509 + ... + 525825512.

Almost surely, 2^2103302042 is an apocalyptic number.

2103302042 is a deficient number, since it is larger than the sum of its proper divisors (1051651024).

2103302042 is a wasteful number, since it uses less digits than its factorization.

2103302042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1051651023.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 2103302042 is about 45861.7710299112. The cubic root of 2103302042 is about 1281.2500081317.

Adding to 2103302042 its reverse (2402033012), we get a palindrome (4505335054).

The spelling of 2103302042 in words is "two billion, one hundred three million, three hundred two thousand, forty-two".