2103105442 has 8 divisors (see below), whose sum is σ = 3154928832. Its totient is φ = 1051462500.

The previous prime is 2103105439. The next prime is 2103105443. The reversal of 2103105442 is 2445013012.

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

It is not an unprimeable number, because it can be changed into a prime (2103105443) 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 3 ways as a sum of consecutive naturals, for example, 10734 + ... + 65737.

It is an arithmetic number, because the mean of its divisors is an integer number (394366104).

Almost surely, 2^2103105442 is an apocalyptic number.

2103105442 is a deficient number, since it is larger than the sum of its proper divisors (1051823390).

2103105442 is a wasteful number, since it uses less digits than its factorization.

2103105442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90224.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 2103105442 is about 45859.6275824390. The cubic root of 2103105442 is about 1281.2100865234.

Adding to 2103105442 its reverse (2445013012), we get a palindrome (4548118454).

The spelling of 2103105442 in words is "two billion, one hundred three million, one hundred five thousand, four hundred forty-two".