2102043430 has 8 divisors (see below), whose sum is σ = 3783678192. Its totient is φ = 840817368.

The previous prime is 2102043413. The next prime is 2102043431. The reversal of 2102043430 is 343402012.

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

It is a junction number, because it is equal to n+sod(n) for n = 2102043398 and 2102043407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2102043431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105102162 + ... + 105102181.

It is an arithmetic number, because the mean of its divisors is an integer number (472959774).

Almost surely, 2^2102043430 is an apocalyptic number.

2102043430 is a deficient number, since it is larger than the sum of its proper divisors (1681634762).

2102043430 is a wasteful number, since it uses less digits than its factorization.

2102043430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210204350.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 2102043430 is about 45848.0471776062. The cubic root of 2102043430 is about 1280.9943912701.

Adding to 2102043430 its reverse (343402012), we get a palindrome (2445445442).

The spelling of 2102043430 in words is "two billion, one hundred two million, forty-three thousand, four hundred thirty".