2102434023 has 8 divisors (see below), whose sum is σ = 2803939200. Its totient is φ = 1401275768.

The previous prime is 2102434021. The next prime is 2102434027. The reversal of 2102434023 is 3204342012.

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

It is a cyclic number.

It is not a de Polignac number, because 2102434023 - 2¹ = 2102434021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2102434021) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 72243 + ... + 97076.

It is an arithmetic number, because the mean of its divisors is an integer number (350492400).

Almost surely, 2^2102434023 is an apocalyptic number.

2102434023 is a deficient number, since it is larger than the sum of its proper divisors (701505177).

2102434023 is a wasteful number, since it uses less digits than its factorization.

2102434023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173461.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 2102434023 is about 45852.3066268209. The cubic root of 2102434023 is about 1281.0737293795.

Adding to 2102434023 its reverse (3204342012), we get a palindrome (5306776035).

The spelling of 2102434023 in words is "two billion, one hundred two million, four hundred thirty-four thousand, twenty-three".