222222004197 has 4 divisors (see below), whose sum is σ = 296296005600. Its totient is φ = 148148002796.

The previous prime is 222222004189. The next prime is 222222004201. The reversal of 222222004197 is 791400222222.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 222222004197 - 2³ = 222222004189 is a prime.

It is a super-2 number, since 2×222222004197² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222222004117) 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, 37037000697 + ... + 37037000702.

It is an arithmetic number, because the mean of its divisors is an integer number (74074001400).

Almost surely, 2^222222004197 is an apocalyptic number.

It is an amenable number.

222222004197 is a deficient number, since it is larger than the sum of its proper divisors (74074001403).

222222004197 is an equidigital number, since it uses as much as digits as its factorization.

222222004197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74074001402.

The product of its (nonzero) digits is 16128, while the sum is 33.

The spelling of 222222004197 in words is "two hundred twenty-two billion, two hundred twenty-two million, four thousand, one hundred ninety-seven".