2113110232403 has 4 divisors (see below), whose sum is σ = 2113578049680. Its totient is φ = 2112642415128.

The previous prime is 2113110232327. The next prime is 2113110232423. The reversal of 2113110232403 is 3042320113112.

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 2113110232403 - 2²⁶ = 2113043123539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2113110232423) 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, 233901863 + ... + 233910896.

It is an arithmetic number, because the mean of its divisors is an integer number (528394512420).

Almost surely, 2^{2113110232403} is an apocalyptic number.

2113110232403 is a deficient number, since it is larger than the sum of its proper divisors (467817277).

2113110232403 is an equidigital number, since it uses as much as digits as its factorization.

2113110232403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467817276.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 2113110232403 its reverse (3042320113112), we get a palindrome (5155430345515).

The spelling of 2113110232403 in words is "two trillion, one hundred thirteen billion, one hundred ten million, two hundred thirty-two thousand, four hundred three".