11121204313243 has 8 divisors (see below), whose sum is σ = 11124168652800. Its totient is φ = 11118240252840.

The previous prime is 11121204313231. The next prime is 11121204313253. The reversal of 11121204313243 is 34231340212111.

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 11121204313243 - 2⁵ = 11121204313211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11121204313253) 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, 97031296 + ... + 97145842.

It is an arithmetic number, because the mean of its divisors is an integer number (1390521081600).

Almost surely, 2^{11121204313243} is an apocalyptic number.

11121204313243 is a deficient number, since it is larger than the sum of its proper divisors (2964339557).

11121204313243 is a wasteful number, since it uses less digits than its factorization.

11121204313243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139577.

The product of its (nonzero) digits is 3456, while the sum is 28.

Adding to 11121204313243 its reverse (34231340212111), we get a palindrome (45352544525354).

The spelling of 11121204313243 in words is "eleven trillion, one hundred twenty-one billion, two hundred four million, three hundred thirteen thousand, two hundred forty-three".