16226111 has 8 divisors (see below), whose sum is σ = 17787648. Its totient is φ = 14679000.

The previous prime is 16226099. The next prime is 16226129. The reversal of 16226111 is 11162261.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16226111 - 2¹⁰ = 16225087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16226131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1175 + ... + 5816.

It is an arithmetic number, because the mean of its divisors is an integer number (2223456).

Almost surely, 2^16226111 is an apocalyptic number.

16226111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

16226111 is a deficient number, since it is larger than the sum of its proper divisors (1561537).

16226111 is a wasteful number, since it uses less digits than its factorization.

16226111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7213.

The product of its digits is 144, while the sum is 20.

The square root of 16226111 is about 4028.1647185784. The cubic root of 16226111 is about 253.1656702623.

Adding to 16226111 its reverse (11162261), we get a palindrome (27388372).

It can be divided in two parts, 162261 and 11, that multiplied together give a palindrome (1784871).

The spelling of 16226111 in words is "sixteen million, two hundred twenty-six thousand, one hundred eleven".