222213312201 has 4 divisors (see below), whose sum is σ = 296284416272. Its totient is φ = 148142208132.

The previous prime is 222213312199. The next prime is 222213312229. The reversal of 222213312201 is 102213312222.

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 not a de Polignac number, because 222213312201 - 2¹ = 222213312199 is a prime.

It is a super-2 number, since 2×222213312201² (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 (222213312281) 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, 37035552031 + ... + 37035552036.

It is an arithmetic number, because the mean of its divisors is an integer number (74071104068).

Almost surely, 2^222213312201 is an apocalyptic number.

It is an amenable number.

222213312201 is a deficient number, since it is larger than the sum of its proper divisors (74071104071).

222213312201 is an equidigital number, since it uses as much as digits as its factorization.

222213312201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74071104070.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 222213312201 its sum of digits (21), we get a palindrome (222213312222).

Adding to 222213312201 its reverse (102213312222), we get a palindrome (324426624423).

The spelling of 222213312201 in words is "two hundred twenty-two billion, two hundred thirteen million, three hundred twelve thousand, two hundred one".