222666911158 has 4 divisors (see below), whose sum is σ = 334000366740. Its totient is φ = 111333455578.

The previous prime is 222666911141. The next prime is 222666911189. The reversal of 222666911158 is 851119666222.

It is a happy number.

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

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55666727788 + ... + 55666727791.

It is an arithmetic number, because the mean of its divisors is an integer number (83500091685).

Almost surely, 2^222666911158 is an apocalyptic number.

222666911158 is a deficient number, since it is larger than the sum of its proper divisors (111333455582).

222666911158 is a wasteful number, since it uses less digits than its factorization.

222666911158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111333455581.

The product of its digits is 622080, while the sum is 49.

The spelling of 222666911158 in words is "two hundred twenty-two billion, six hundred sixty-six million, nine hundred eleven thousand, one hundred fifty-eight".