2113400203303 has 4 divisors (see below), whose sum is σ = 2205287168688. Its totient is φ = 2021513237920.

The previous prime is 2113400203301. The next prime is 2113400203307. The reversal of 2113400203303 is 3033020043112.

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 2113400203303 - 2¹ = 2113400203301 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 (2113400203301) 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, 45943482658 + ... + 45943482703.

It is an arithmetic number, because the mean of its divisors is an integer number (551321792172).

Almost surely, 2^{2113400203303} is an apocalyptic number.

2113400203303 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2113400203303 is a deficient number, since it is larger than the sum of its proper divisors (91886965385).

2113400203303 is an equidigital number, since it uses as much as digits as its factorization.

2113400203303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91886965384.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 2113400203303 its reverse (3033020043112), we get a palindrome (5146420246415).

The spelling of 2113400203303 in words is "two trillion, one hundred thirteen billion, four hundred million, two hundred three thousand, three hundred three".