2102343102 has 48 divisors (see below), whose sum is σ = 4643758080. Its totient is φ = 687258000.

The previous prime is 2102343091. The next prime is 2102343149. The reversal of 2102343102 is 2013432012.

2102343102 is a `hidden beast` number, since 210 + 23 + 431 + 0 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 209827 + ... + 219617.

It is an arithmetic number, because the mean of its divisors is an integer number (96744960).

Almost surely, 2^2102343102 is an apocalyptic number.

2102343102 is an abundant number, since it is smaller than the sum of its proper divisors (2541414978).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2102343102 is a wasteful number, since it uses less digits than its factorization.

2102343102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10029 (or 10026 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 2102343102 is about 45851.3151610725. The cubic root of 2102343102 is about 1281.0552621835.

Adding to 2102343102 its reverse (2013432012), we get a palindrome (4115775114).

The spelling of 2102343102 in words is "two billion, one hundred two million, three hundred forty-three thousand, one hundred two".