11142223112400 has 120 divisors (see below), whose sum is σ = 36656910381984. Its totient is φ = 2890955174400.

The previous prime is 11142223112357. The next prime is 11142223112497. The reversal of 11142223112400 is 421132224111.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 125431086 + ... + 125519885.

Almost surely, 2^{11142223112400} is an apocalyptic number.

11142223112400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11142223112400 is an abundant number, since it is smaller than the sum of its proper divisors (25514687269584).

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

11142223112400 is a wasteful number, since it uses less digits than its factorization.

11142223112400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250951029 (or 250951018 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 11142223112400 its reverse (421132224111), we get a palindrome (11563355336511).

The spelling of 11142223112400 in words is "eleven trillion, one hundred forty-two billion, two hundred twenty-three million, one hundred twelve thousand, four hundred".