2102043422 has 4 divisors (see below), whose sum is σ = 3153065136. Its totient is φ = 1051021710.

The previous prime is 2102043413. The next prime is 2102043431. The reversal of 2102043422 is 2243402012.

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

It is an interprime number because it is at equal distance from previous prime (2102043413) and next prime (2102043431).

It is a junction number, because it is equal to n+sod(n) for n = 2102043394 and 2102043403.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 525510854 + ... + 525510857.

It is an arithmetic number, because the mean of its divisors is an integer number (788266284).

Almost surely, 2^2102043422 is an apocalyptic number.

2102043422 is a deficient number, since it is larger than the sum of its proper divisors (1051021714).

2102043422 is a wasteful number, since it uses less digits than its factorization.

2102043422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1051021713.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 2102043422 is about 45848.0470903614. The cubic root of 2102043422 is about 1280.9943896451.

Adding to 2102043422 its reverse (2243402012), we get a palindrome (4345445434).

The spelling of 2102043422 in words is "two billion, one hundred two million, forty-three thousand, four hundred twenty-two".