2101002343 has 16 divisors (see below), whose sum is σ = 2319033600. Its totient is φ = 1887554880.

The previous prime is 2101002301. The next prime is 2101002347. The reversal of 2101002343 is 3432001012.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2101002343 - 2²¹ = 2098905191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101002347) 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 15 ways as a sum of consecutive naturals, for example, 643048 + ... + 646306.

It is an arithmetic number, because the mean of its divisors is an integer number (144939600).

Almost surely, 2^2101002343 is an apocalyptic number.

2101002343 is a deficient number, since it is larger than the sum of its proper divisors (218031257).

2101002343 is a wasteful number, since it uses less digits than its factorization.

2101002343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3942.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2101002343 is about 45836.6921035975. The cubic root of 2101002343 is about 1280.7828753678.

Adding to 2101002343 its reverse (3432001012), we get a palindrome (5533003355).

The spelling of 2101002343 in words is "two billion, one hundred one million, two thousand, three hundred forty-three".