13111223211103 has 8 divisors (see below), whose sum is σ = 13270172185872. Its totient is φ = 12952759577856.

The previous prime is 13111223211041. The next prime is 13111223211131. The reversal of 13111223211103 is 30111232211131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13111223211103 - 2²¹ = 13111221113951 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 (13111223211173) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121281025 + ... + 121389082.

It is an arithmetic number, because the mean of its divisors is an integer number (1658771523234).

Almost surely, 2^{13111223211103} is an apocalyptic number.

13111223211103 is a deficient number, since it is larger than the sum of its proper divisors (158948974769).

13111223211103 is an equidigital number, since it uses as much as digits as its factorization.

13111223211103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242670761.

The product of its (nonzero) digits is 216, while the sum is 22.

Adding to 13111223211103 its reverse (30111232211131), we get a palindrome (43222455422234).

The spelling of 13111223211103 in words is "thirteen trillion, one hundred eleven billion, two hundred twenty-three million, two hundred eleven thousand, one hundred three".