11422421000 has 128 divisors (see below), whose sum is σ = 27990144000. Its totient is φ = 4354732800.

The previous prime is 11422420993. The next prime is 11422421011. The reversal of 11422421000 is 12422411.

It is a self number, because there is not a number n which added to its sum of digits gives 11422421000.

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 31 ways as a sum of consecutive naturals, for example, 8026289 + ... + 8027711.

It is an arithmetic number, because the mean of its divisors is an integer number (218673000).

Almost surely, 2^11422421000 is an apocalyptic number.

11422421000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11422421000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13995072000).

11422421000 is an abundant number, since it is smaller than the sum of its proper divisors (16567723000).

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

11422421000 is a wasteful number, since it uses less digits than its factorization.

11422421000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1816 (or 1802 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 11422421000 its reverse (12422411), we get a palindrome (11434843411).

The spelling of 11422421000 in words is "eleven billion, four hundred twenty-two million, four hundred twenty-one thousand".