1100143422 has 96 divisors (see below), whose sum is σ = 2809777152. Its totient is φ = 304523712.

The previous prime is 1100143411. The next prime is 1100143481. The reversal of 1100143422 is 2243410011.

1100143422 is a `hidden beast` number, since 1 + 100 + 143 + 422 = 666.

1100143422 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1100143395 and 1100143404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1710633 + ... + 1711275.

It is an arithmetic number, because the mean of its divisors is an integer number (29268512).

Almost surely, 2^1100143422 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1100143422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1404888576).

1100143422 is an abundant number, since it is smaller than the sum of its proper divisors (1709633730).

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

1100143422 is a wasteful number, since it uses less digits than its factorization.

1100143422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1062 (or 1059 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1100143422 is about 33168.4100010839. The cubic root of 1100143422 is about 1032.3249776517.

Adding to 1100143422 its reverse (2243410011), we get a palindrome (3343553433).

The spelling of 1100143422 in words is "one billion, one hundred million, one hundred forty-three thousand, four hundred twenty-two".