11223500055412 has 24 divisors (see below), whose sum is σ = 19800602811360. Its totient is φ = 5566342906080.

The previous prime is 11223500055401. The next prime is 11223500055433. The reversal of 11223500055412 is 21455000532211.

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, 19457914 + ... + 20026417.

It is an arithmetic number, because the mean of its divisors is an integer number (825025117140).

Almost surely, 2^{11223500055412} is an apocalyptic number.

It is an amenable number.

11223500055412 is a deficient number, since it is larger than the sum of its proper divisors (8577102755948).

11223500055412 is a wasteful number, since it uses less digits than its factorization.

11223500055412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39484911 (or 39484909 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 31.

Adding to 11223500055412 its reverse (21455000532211), we get a palindrome (32678500587623).

The spelling of 11223500055412 in words is "eleven trillion, two hundred twenty-three billion, five hundred million, fifty-five thousand, four hundred twelve".