12211221030122 has 8 divisors (see below), whose sum is σ = 18322360330116. Its totient is φ = 6103767586752.

The previous prime is 12211221030101. The next prime is 12211221030131. The reversal of 12211221030122 is 22103012211221.

It can be written as a sum of positive squares in 2 ways, for example, as 10858863687841 + 1352357342281 = 3295279^2 + 1162909^2 .

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

It is a super-3 number, since 3×12211221030122³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 12211221030094 and 12211221030103.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 921455873 + ... + 921469124.

Almost surely, 2^{12211221030122} is an apocalyptic number.

12211221030122 is a deficient number, since it is larger than the sum of its proper divisors (6111139299994).

12211221030122 is a wasteful number, since it uses less digits than its factorization.

12211221030122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1842928312.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 12211221030122 its reverse (22103012211221), we get a palindrome (34314233241343).

The spelling of 12211221030122 in words is "twelve trillion, two hundred eleven billion, two hundred twenty-one million, thirty thousand, one hundred twenty-two".