222397198306183 has 4 divisors (see below), whose sum is σ = 225716559475000. Its totient is φ = 219077837137368.

The previous prime is 222397198306163. The next prime is 222397198306189. The reversal of 222397198306183 is 381603891793222.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222397198306183 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222397198306189) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1659680584308 + ... + 1659680584441.

It is an arithmetic number, because the mean of its divisors is an integer number (56429139868750).

Almost surely, 2^{222397198306183} is an apocalyptic number.

222397198306183 is a deficient number, since it is larger than the sum of its proper divisors (3319361168817).

222397198306183 is an equidigital number, since it uses as much as digits as its factorization.

222397198306183 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3319361168816.

The product of its (nonzero) digits is 47029248, while the sum is 64.

The spelling of 222397198306183 in words is "two hundred twenty-two trillion, three hundred ninety-seven billion, one hundred ninety-eight million, three hundred six thousand, one hundred eighty-three".