2113123203303 has 8 divisors (see below), whose sum is σ = 3219997262208. Its totient is φ = 1207498973304.

The previous prime is 2113123203287. The next prime is 2113123203391. The reversal of 2113123203303 is 3033023213112.

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

It is not a de Polignac number, because 2113123203303 - 2⁴ = 2113123203287 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2113123203803) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50312457201 + ... + 50312457242.

It is an arithmetic number, because the mean of its divisors is an integer number (402499657776).

Almost surely, 2^{2113123203303} is an apocalyptic number.

2113123203303 is a deficient number, since it is larger than the sum of its proper divisors (1106874058905).

2113123203303 is a wasteful number, since it uses less digits than its factorization.

2113123203303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100624914453.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 2113123203303 its reverse (3033023213112), we get a palindrome (5146146416415).

The spelling of 2113123203303 in words is "two trillion, one hundred thirteen billion, one hundred twenty-three million, two hundred three thousand, three hundred three".