22103010 has 64 divisors (see below), whose sum is σ = 59823360. Its totient is φ = 5806080.

The previous prime is 22102987. The next prime is 22103021. The reversal of 22103010 is 1030122.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 22102983 and 22103001.

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, 18594 + ... + 19746.

It is an arithmetic number, because the mean of its divisors is an integer number (934740).

Almost surely, 2^22103010 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22103010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29911680).

22103010 is an abundant number, since it is smaller than the sum of its proper divisors (37720350).

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

22103010 is a wasteful number, since it uses less digits than its factorization.

22103010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1240 (or 1234 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 22103010 is about 4701.3838388287. The cubic root of 22103010 is about 280.6405826801.

Adding to 22103010 its reverse (1030122), we get a palindrome (23133132).

It can be divided in two parts, 2 and 2103010, that added together give a palindrome (2103012).

The spelling of 22103010 in words is "twenty-two million, one hundred three thousand, ten".