221022010110212 has 24 divisors (see below), whose sum is σ = 388745183064000. Its totient is φ = 109951994962656.

The previous prime is 221022010110203. The next prime is 221022010110257. The reversal of 221022010110212 is 212011010220122.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19241783 + ... + 28500705.

It is an arithmetic number, because the mean of its divisors is an integer number (16197715961000).

Almost surely, 2^{221022010110212} is an apocalyptic number.

It is an amenable number.

221022010110212 is a deficient number, since it is larger than the sum of its proper divisors (167723172953788).

221022010110212 is a wasteful number, since it uses less digits than its factorization.

221022010110212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9289115 (or 9289113 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 221022010110212 its reverse (212011010220122), we get a palindrome (433033020330334).

The spelling of 221022010110212 in words is "two hundred twenty-one trillion, twenty-two billion, ten million, one hundred ten thousand, two hundred twelve".