222221200110122 has 8 divisors (see below), whose sum is σ = 334163051538372. Its totient is φ = 110833516264000.

The previous prime is 222221200110121. The next prime is 222221200110131. The reversal of 222221200110122 is 221011002122222.

It can be written as a sum of positive squares in 2 ways, for example, as 219170585056921 + 3050615053201 = 14804411^2 + 1746601^2 .

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

It is a super-3 number, since 3×222221200110122³ (a number of 44 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 222221200110094 and 222221200110103.

It is not an unprimeable number, because it can be changed into a prime (222221200110121) 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, 138541894529 + ... + 138541896132.

Almost surely, 2^{222221200110122} is an apocalyptic number.

222221200110122 is a deficient number, since it is larger than the sum of its proper divisors (111941851428250).

222221200110122 is a wasteful number, since it uses less digits than its factorization.

222221200110122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277083791064.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 222221200110122 its reverse (221011002122222), we get a palindrome (443232202232344).

The spelling of 222221200110122 in words is "two hundred twenty-two trillion, two hundred twenty-one billion, two hundred million, one hundred ten thousand, one hundred twenty-two".