11123222013420 has 192 divisors, whose sum is σ = 36305048102400. Its totient is φ = 2514634813440.

The previous prime is 11123222013413. The next prime is 11123222013439. The reversal of 11123222013420 is 2431022232111.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3324610 + ... + 5770569.

It is an arithmetic number, because the mean of its divisors is an integer number (189088792200).

Almost surely, 2^{11123222013420} is an apocalyptic number.

11123222013420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11123222013420 is an abundant number, since it is smaller than the sum of its proper divisors (25181826088980).

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

11123222013420 is a wasteful number, since it uses less digits than its factorization.

11123222013420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9095328 (or 9095326 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 11123222013420 its reverse (2431022232111), we get a palindrome (13554244245531).

The spelling of 11123222013420 in words is "eleven trillion, one hundred twenty-three billion, two hundred twenty-two million, thirteen thousand, four hundred twenty".