3402100243 has 4 divisors (see below), whose sum is σ = 3403880568. Its totient is φ = 3400319920.

The previous prime is 3402100241. The next prime is 3402100253. The reversal of 3402100243 is 3420012043.

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

It is a cyclic number.

It is not a de Polignac number, because 3402100243 - 2¹ = 3402100241 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3402100243.

It is not an unprimeable number, because it can be changed into a prime (3402100241) 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, 887293 + ... + 891118.

It is an arithmetic number, because the mean of its divisors is an integer number (850970142).

Almost surely, 2^3402100243 is an apocalyptic number.

3402100243 is a deficient number, since it is larger than the sum of its proper divisors (1780325).

3402100243 is a wasteful number, since it uses less digits than its factorization.

3402100243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1780324.

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

The square root of 3402100243 is about 58327.5256032690. The cubic root of 3402100243 is about 1504.0041524791.

Adding to 3402100243 its reverse (3420012043), we get a palindrome (6822112286).

The spelling of 3402100243 in words is "three billion, four hundred two million, one hundred thousand, two hundred forty-three".