113423001103 has 4 divisors (see below), whose sum is σ = 119392632760. Its totient is φ = 107453369448.

The previous prime is 113423001079. The next prime is 113423001157. The reversal of 113423001103 is 301100324311.

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 113423001103 - 2¹³ = 113422992911 is a prime.

It is a super-2 number, since 2×113423001103² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19), and also a Moran number because the ratio is a prime number: 5969631637 = 113423001103 / (1 + 1 + 3 + 4 + 2 + 3 + 0 + 0 + 1 + 1 + 0 + 3).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113433001103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2984815800 + ... + 2984815837.

It is an arithmetic number, because the mean of its divisors is an integer number (29848158190).

Almost surely, 2^113423001103 is an apocalyptic number.

113423001103 is a deficient number, since it is larger than the sum of its proper divisors (5969631657).

113423001103 is an equidigital number, since it uses as much as digits as its factorization.

113423001103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5969631656.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 113423001103 its reverse (301100324311), we get a palindrome (414523325414).

The spelling of 113423001103 in words is "one hundred thirteen billion, four hundred twenty-three million, one thousand, one hundred three".