13100034243 has 4 divisors (see below), whose sum is σ = 17466712328. Its totient is φ = 8733356160.

The previous prime is 13100034239. The next prime is 13100034247. The reversal of 13100034243 is 34243000131.

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

It is an interprime number because it is at equal distance from previous prime (13100034239) and next prime (13100034247).

It is not a de Polignac number, because 13100034243 - 2² = 13100034239 is a prime.

It is a super-2 number, since 2×13100034243² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13100034247) 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, 2183339038 + ... + 2183339043.

It is an arithmetic number, because the mean of its divisors is an integer number (4366678082).

Almost surely, 2^13100034243 is an apocalyptic number.

13100034243 is a deficient number, since it is larger than the sum of its proper divisors (4366678085).

13100034243 is an equidigital number, since it uses as much as digits as its factorization.

13100034243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4366678084.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 13100034243 its reverse (34243000131), we get a palindrome (47343034374).

The spelling of 13100034243 in words is "thirteen billion, one hundred million, thirty-four thousand, two hundred forty-three".