22103016144 has 160 divisors (see below), whose sum is σ = 63627534720. Its totient is φ = 6555648000.

The previous prime is 22103016113. The next prime is 22103016149. The reversal of 22103016144 is 44161030122.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22103016149) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4743864 + ... + 4748520.

It is an arithmetic number, because the mean of its divisors is an integer number (397672092).

Almost surely, 2^22103016144 is an apocalyptic number.

22103016144 is a gapful number since it is divisible by the number (24) 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 22103016144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31813767360).

22103016144 is an abundant number, since it is smaller than the sum of its proper divisors (41524518576).

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

22103016144 is a wasteful number, since it uses less digits than its factorization.

22103016144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4869 (or 4863 counting only the distinct ones).

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

Adding to 22103016144 its reverse (44161030122), we get a palindrome (66264046266).

The spelling of 22103016144 in words is "twenty-two billion, one hundred three million, sixteen thousand, one hundred forty-four".