2223212194 has 8 divisors (see below), whose sum is σ = 3811220928. Its totient is φ = 952805220.

The previous prime is 2223212171. The next prime is 2223212197. The reversal of 2223212194 is 4912123222.

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

It is not an unprimeable number, because it can be changed into a prime (2223212197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79400422 + ... + 79400449.

It is an arithmetic number, because the mean of its divisors is an integer number (476402616).

Almost surely, 2^2223212194 is an apocalyptic number.

2223212194 is a deficient number, since it is larger than the sum of its proper divisors (1588008734).

2223212194 is a wasteful number, since it uses less digits than its factorization.

2223212194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158800880.

The product of its digits is 3456, while the sum is 28.

The square root of 2223212194 is about 47150.9511462918. The cubic root of 2223212194 is about 1305.1496320451.

The spelling of 2223212194 in words is "two billion, two hundred twenty-three million, two hundred twelve thousand, one hundred ninety-four".