2221105226 has 8 divisors (see below), whose sum is σ = 3402544320. Its totient is φ = 1086923788.

The previous prime is 2221105213. The next prime is 2221105231. The reversal of 2221105226 is 6225011222.

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

It is a super-2 number, since 2×2221105226² = 9866616849929022152, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11814296 + ... + 11814483.

It is an arithmetic number, because the mean of its divisors is an integer number (425318040).

Almost surely, 2^2221105226 is an apocalyptic number.

2221105226 is a deficient number, since it is larger than the sum of its proper divisors (1181439094).

2221105226 is a wasteful number, since it uses less digits than its factorization.

2221105226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23628828.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 2221105226 is about 47128.6030558938. The cubic root of 2221105226 is about 1304.7371991273.

Adding to 2221105226 its reverse (6225011222), we get a palindrome (8446116448).

The spelling of 2221105226 in words is "two billion, two hundred twenty-one million, one hundred five thousand, two hundred twenty-six".