221226006335 has 64 divisors (see below), whose sum is σ = 287817007104. Its totient is φ = 162904694400.

The previous prime is 221226006319. The next prime is 221226006343. The reversal of 221226006335 is 533600622122.

It is not a de Polignac number, because 221226006335 - 2⁴ = 221226006319 is a prime.

It is a super-3 number, since 3×221226006335³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 66095132 + ... + 66098478.

It is an arithmetic number, because the mean of its divisors is an integer number (4497140736).

Almost surely, 2^221226006335 is an apocalyptic number.

221226006335 is a deficient number, since it is larger than the sum of its proper divisors (66591000769).

221226006335 is a wasteful number, since it uses less digits than its factorization.

221226006335 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3684.

The product of its (nonzero) digits is 25920, while the sum is 32.

Adding to 221226006335 its reverse (533600622122), we get a palindrome (754826628457).

The spelling of 221226006335 in words is "two hundred twenty-one billion, two hundred twenty-six million, six thousand, three hundred thirty-five".