20222104 has 48 divisors (see below), whose sum is σ = 44733600. Its totient is φ = 8543808.

The previous prime is 20222101. The next prime is 20222113. The reversal of 20222104 is 40122202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20222101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30642 + ... + 31294.

It is an arithmetic number, because the mean of its divisors is an integer number (931950).

Almost surely, 2^20222104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20222104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22366800).

20222104 is an abundant number, since it is smaller than the sum of its proper divisors (24511496).

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

20222104 is a wasteful number, since it uses less digits than its factorization.

20222104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 752 (or 741 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 20222104 is about 4496.8993762369. The cubic root of 20222104 is about 272.4428699357.

Adding to 20222104 its reverse (40122202), we get a palindrome (60344306).

The spelling of 20222104 in words is "twenty million, two hundred twenty-two thousand, one hundred four".