1144222193185 has 8 divisors (see below), whose sum is σ = 1373353373160. Its totient is φ = 915186593664.

The previous prime is 1144222193173. The next prime is 1144222193237. The reversal of 1144222193185 is 5813912224411.

It can be written as a sum of positive squares in 4 ways, for example, as 12502817856 + 1131719375329 = 111816^2 + 1063823^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1144222193185 - 2⁷ = 1144222193057 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23868772 + ... + 23916661.

It is an arithmetic number, because the mean of its divisors is an integer number (171669171645).

Almost surely, 2^{1144222193185} is an apocalyptic number.

It is an amenable number.

1144222193185 is a deficient number, since it is larger than the sum of its proper divisors (229131179975).

1144222193185 is an equidigital number, since it uses as much as digits as its factorization.

1144222193185 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47790227.

The product of its digits is 138240, while the sum is 43.

The spelling of 1144222193185 in words is "one trillion, one hundred forty-four billion, two hundred twenty-two million, one hundred ninety-three thousand, one hundred eighty-five".