22011130 has 16 divisors (see below), whose sum is σ = 40292640. Its totient is φ = 8654992.

The previous prime is 22011113. The next prime is 22011131. The reversal of 22011130 is 3111022.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (22011131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18064 + ... + 19243.

It is an arithmetic number, because the mean of its divisors is an integer number (2518290).

Almost surely, 2^22011130 is an apocalyptic number.

22011130 is a deficient number, since it is larger than the sum of its proper divisors (18281510).

22011130 is a wasteful number, since it uses less digits than its factorization.

22011130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37373.

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 22011130 is about 4691.6020717874. The cubic root of 22011130 is about 280.2511776716.

Adding to 22011130 its reverse (3111022), we get a palindrome (25122152).

The spelling of 22011130 in words is "twenty-two million, eleven thousand, one hundred thirty".