2102043101242 has 16 divisors (see below), whose sum is σ = 3611710903680. Its totient is φ = 898823503728.

The previous prime is 2102043101209. The next prime is 2102043101261. The reversal of 2102043101242 is 2421013402012.

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 7 ways as a sum of consecutive naturals, for example, 171002893 + ... + 171015184.

It is an arithmetic number, because the mean of its divisors is an integer number (225731931480).

Almost surely, 2^{2102043101242} is an apocalyptic number.

2102043101242 is a deficient number, since it is larger than the sum of its proper divisors (1509667802438).

2102043101242 is a wasteful number, since it uses less digits than its factorization.

2102043101242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342018525.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 2102043101242 its reverse (2421013402012), we get a palindrome (4523056503254).

The spelling of 2102043101242 in words is "two trillion, one hundred two billion, forty-three million, one hundred one thousand, two hundred forty-two".