10222121001222 has 48 divisors (see below), whose sum is σ = 25254651895200. Its totient is φ = 2960252234496.

The previous prime is 10222121001217. The next prime is 10222121001241. The reversal of 10222121001222 is 22210012122201.

It is a happy number.

10222121001222 is a `hidden beast` number, since 10 + 2 + 221 + 210 + 0 + 1 + 222 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 10222121001195 and 10222121001204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1284827722 + ... + 1284835677.

It is an arithmetic number, because the mean of its divisors is an integer number (526138581150).

Almost surely, 2^{10222121001222} is an apocalyptic number.

10222121001222 is an abundant number, since it is smaller than the sum of its proper divisors (15032530893978).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10222121001222 is a wasteful number, since it uses less digits than its factorization.

10222121001222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2569663437 (or 2569663434 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 10222121001222 its reverse (22210012122201), we get a palindrome (32432133123423).

The spelling of 10222121001222 in words is "ten trillion, two hundred twenty-two billion, one hundred twenty-one million, one thousand, two hundred twenty-two".