222668177201 has 4 divisors (see below), whose sum is σ = 223454990832. Its totient is φ = 221881363572.

The previous prime is 222668177197. The next prime is 222668177213. The reversal of 222668177201 is 102771866222.

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 222668177201 - 2² = 222668177197 is a prime.

It is a super-2 number, since 2×222668177201² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222664177201) 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, 393406391 + ... + 393406956.

It is an arithmetic number, because the mean of its divisors is an integer number (55863747708).

Almost surely, 2^222668177201 is an apocalyptic number.

It is an amenable number.

222668177201 is a deficient number, since it is larger than the sum of its proper divisors (786813631).

222668177201 is an equidigital number, since it uses as much as digits as its factorization.

222668177201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 786813630.

The product of its (nonzero) digits is 225792, while the sum is 44.

The spelling of 222668177201 in words is "two hundred twenty-two billion, six hundred sixty-eight million, one hundred seventy-seven thousand, two hundred one".