1122012110121 has 24 divisors (see below), whose sum is σ = 1741466681280. Its totient is φ = 640706566752.

The previous prime is 1122012110017. The next prime is 1122012110123. The reversal of 1122012110121 is 1210112102211.

It is a happy number.

It is not a de Polignac number, because 1122012110121 - 2⁹ = 1122012109609 is a prime.

It is a super-2 number, since 2×1122012110121² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1122012110121.

It is not an unprimeable number, because it can be changed into a prime (1122012110123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2424726 + ... + 2850143.

It is an arithmetic number, because the mean of its divisors is an integer number (72561111720).

Almost surely, 2^{1122012110121} is an apocalyptic number.

It is an amenable number.

1122012110121 is a deficient number, since it is larger than the sum of its proper divisors (619454571159).

1122012110121 is a wasteful number, since it uses less digits than its factorization.

1122012110121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5276333 (or 5276326 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 1122012110121 its reverse (1210112102211), we get a palindrome (2332124212332).

The spelling of 1122012110121 in words is "one trillion, one hundred twenty-two billion, twelve million, one hundred ten thousand, one hundred twenty-one".