222120107 has 4 divisors (see below), whose sum is σ = 242312856. Its totient is φ = 201927360.

The previous prime is 222120097. The next prime is 222120133. The reversal of 222120107 is 701021222.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 222120107 - 2⁶ = 222120043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222120307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10096358 + ... + 10096379.

It is an arithmetic number, because the mean of its divisors is an integer number (60578214).

Almost surely, 2^222120107 is an apocalyptic number.

222120107 is a deficient number, since it is larger than the sum of its proper divisors (20192749).

222120107 is a wasteful number, since it uses less digits than its factorization.

222120107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20192748.

The product of its (nonzero) digits is 112, while the sum is 17.

The square root of 222120107 is about 14903.6944077635. The cubic root of 222120107 is about 605.6140722261.

Adding to 222120107 its reverse (701021222), we get a palindrome (923141329).

The spelling of 222120107 in words is "two hundred twenty-two million, one hundred twenty thousand, one hundred seven".