22011104 has 12 divisors (see below), whose sum is σ = 43334424. Its totient is φ = 11005536.

The previous prime is 22011091. The next prime is 22011109. The reversal of 22011104 is 40111022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22011109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 343892 + ... + 343955.

It is an arithmetic number, because the mean of its divisors is an integer number (3611202).

Almost surely, 2^22011104 is an apocalyptic number.

It is an amenable number.

22011104 is a deficient number, since it is larger than the sum of its proper divisors (21323320).

22011104 is an equidigital number, since it uses as much as digits as its factorization.

22011104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 687857 (or 687849 counting only the distinct ones).

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

The square root of 22011104 is about 4691.5993008781. The cubic root of 22011104 is about 280.2510673254.

Adding to 22011104 its reverse (40111022), we get a palindrome (62122126).

The spelling of 22011104 in words is "twenty-two million, eleven thousand, one hundred four".