11121213354 has 8 divisors (see below), whose sum is σ = 22242426720. Its totient is φ = 3707071116.

The previous prime is 11121213347. The next prime is 11121213377. The reversal of 11121213354 is 45331212111.

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

11121213354 is an admirable number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 926767774 + ... + 926767785.

It is an arithmetic number, because the mean of its divisors is an integer number (2780303340).

Almost surely, 2^11121213354 is an apocalyptic number.

11121213354 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11121213354 is a wasteful number, since it uses less digits than its factorization.

11121213354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1853535564.

The product of its digits is 720, while the sum is 24.

Adding to 11121213354 its reverse (45331212111), we get a palindrome (56452425465).

The spelling of 11121213354 in words is "eleven billion, one hundred twenty-one million, two hundred thirteen thousand, three hundred fifty-four".