2113104204646 has 4 divisors (see below), whose sum is σ = 3169656306972. Its totient is φ = 1056552102322.

The previous prime is 2113104204577. The next prime is 2113104204647. The reversal of 2113104204646 is 6464024013112.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2113104204647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 528276051160 + ... + 528276051163.

It is an arithmetic number, because the mean of its divisors is an integer number (792414076743).

Almost surely, 2^{2113104204646} is an apocalyptic number.

2113104204646 is a deficient number, since it is larger than the sum of its proper divisors (1056552102326).

2113104204646 is a wasteful number, since it uses less digits than its factorization.

2113104204646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1056552102325.

The product of its (nonzero) digits is 27648, while the sum is 34.

Adding to 2113104204646 its reverse (6464024013112), we get a palindrome (8577128217758).

The spelling of 2113104204646 in words is "two trillion, one hundred thirteen billion, one hundred four million, two hundred four thousand, six hundred forty-six".