11305223222142 has 16 divisors (see below), whose sum is σ = 22610740089600. Its totient is φ = 3768358799832.

The previous prime is 11305223222107. The next prime is 11305223222197. The reversal of 11305223222142 is 24122232250311.

It is a happy number.

11305223222142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11733142 + ... + 12660057.

It is an arithmetic number, because the mean of its divisors is an integer number (1413171255600).

Almost surely, 2^{11305223222142} is an apocalyptic number.

11305223222142 is an abundant number, since it is smaller than the sum of its proper divisors (11305516867458).

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

11305223222142 is a wasteful number, since it uses less digits than its factorization.

11305223222142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24470447.

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 11305223222142 its reverse (24122232250311), we get a palindrome (35427455472453).

The spelling of 11305223222142 in words is "eleven trillion, three hundred five billion, two hundred twenty-three million, two hundred twenty-two thousand, one hundred forty-two".