22112102 has 4 divisors (see below), whose sum is σ = 33168156. Its totient is φ = 11056050.

The previous prime is 22112099. The next prime is 22112107. The reversal of 22112102 is 20121122.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22112107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5528024 + ... + 5528027.

It is an arithmetic number, because the mean of its divisors is an integer number (8292039).

Almost surely, 2^22112102 is an apocalyptic number.

22112102 is a deficient number, since it is larger than the sum of its proper divisors (11056054).

22112102 is a wasteful number, since it uses less digits than its factorization.

22112102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11056053.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 22112102 is about 4702.3506887513. The cubic root of 22112102 is about 280.6790575966.

Adding to 22112102 its reverse (20121122), we get a palindrome (42233224).

The spelling of 22112102 in words is "twenty-two million, one hundred twelve thousand, one hundred two".