2102042422243 has 8 divisors (see below), whose sum is σ = 2212926120720. Its totient is φ = 1991183712480.

The previous prime is 2102042422223. The next prime is 2102042422289. The reversal of 2102042422243 is 3422242402012.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2102042422243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2102042422223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6074380 + ... + 6411097.

It is an arithmetic number, because the mean of its divisors is an integer number (276615765090).

Almost surely, 2^{2102042422243} is an apocalyptic number.

2102042422243 is a deficient number, since it is larger than the sum of its proper divisors (110883698477).

2102042422243 is a wasteful number, since it uses less digits than its factorization.

2102042422243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12494357.

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 2102042422243 its reverse (3422242402012), we get a palindrome (5524284824255).

The spelling of 2102042422243 in words is "two trillion, one hundred two billion, forty-two million, four hundred twenty-two thousand, two hundred forty-three".