11100210013243 has 4 divisors (see below), whose sum is σ = 11954072321968. Its totient is φ = 10246347704520.

The previous prime is 11100210013223. The next prime is 11100210013273. The reversal of 11100210013243 is 34231001200111.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11100210013243 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11100210013243.

It is not an unprimeable number, because it can be changed into a prime (11100210013223) 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, 426931154343 + ... + 426931154368.

It is an arithmetic number, because the mean of its divisors is an integer number (2988518080492).

Almost surely, 2^{11100210013243} is an apocalyptic number.

11100210013243 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11100210013243 is a deficient number, since it is larger than the sum of its proper divisors (853862308725).

11100210013243 is an equidigital number, since it uses as much as digits as its factorization.

11100210013243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 853862308724.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 11100210013243 its reverse (34231001200111), we get a palindrome (45331211213354).

The spelling of 11100210013243 in words is "eleven trillion, one hundred billion, two hundred ten million, thirteen thousand, two hundred forty-three".