222186670145 has 16 divisors (see below), whose sum is σ = 290874630528. Its totient is φ = 161583594240.

The previous prime is 222186670141. The next prime is 222186670151. The reversal of 222186670145 is 541076681222.

222186670145 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 222186670145 - 2² = 222186670141 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 222186670096 and 222186670105.

It is not an unprimeable number, because it can be changed into a prime (222186670141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1533212 + ... + 1671858.

It is an arithmetic number, because the mean of its divisors is an integer number (18179664408).

Almost surely, 2^222186670145 is an apocalyptic number.

It is an amenable number.

222186670145 is a deficient number, since it is larger than the sum of its proper divisors (68687960383).

222186670145 is a wasteful number, since it uses less digits than its factorization.

222186670145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167800.

The product of its (nonzero) digits is 322560, while the sum is 44.

The spelling of 222186670145 in words is "two hundred twenty-two billion, one hundred eighty-six million, six hundred seventy thousand, one hundred forty-five".