222120320986 has 4 divisors (see below), whose sum is σ = 333180481482. Its totient is φ = 111060160492.

The previous prime is 222120320959. The next prime is 222120320987. The reversal of 222120320986 is 689023021222.

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

It can be written as a sum of positive squares in only one way, i.e., 219496935025 + 2623385961 = 468505^2 + 51219^2 .

It is not an unprimeable number, because it can be changed into a prime (222120320987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55530080245 + ... + 55530080248.

Almost surely, 2^222120320986 is an apocalyptic number.

222120320986 is a deficient number, since it is larger than the sum of its proper divisors (111060160496).

222120320986 is a wasteful number, since it uses less digits than its factorization.

222120320986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111060160495.

The product of its (nonzero) digits is 41472, while the sum is 37.

The spelling of 222120320986 in words is "two hundred twenty-two billion, one hundred twenty million, three hundred twenty thousand, nine hundred eighty-six".