221222120094 has 48 divisors (see below), whose sum is σ = 483187161600. Its totient is φ = 73145426640.

The previous prime is 221222120089. The next prime is 221222120129. The reversal of 221222120094 is 490021222122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5637289 + ... + 5676395.

It is an arithmetic number, because the mean of its divisors is an integer number (10066399200).

Almost surely, 2^221222120094 is an apocalyptic number.

221222120094 is an abundant number, since it is smaller than the sum of its proper divisors (261965041506).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

221222120094 is a wasteful number, since it uses less digits than its factorization.

221222120094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41645 (or 41642 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The spelling of 221222120094 in words is "two hundred twenty-one billion, two hundred twenty-two million, one hundred twenty thousand, ninety-four".