12100022000121 has 16 divisors (see below), whose sum is σ = 17774289747648. Its totient is φ = 7260739272000.

The previous prime is 12100022000113. The next prime is 12100022000123.

12100022000121 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 12100022000121 - 2³ = 12100022000113 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12100022000097 and 12100022000106.

It is not an unprimeable number, because it can be changed into a prime (12100022000123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1815181486 + ... + 1815188151.

It is an arithmetic number, because the mean of its divisors is an integer number (1110893109228).

Almost surely, 2^{12100022000121} is an apocalyptic number.

12100022000121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12100022000121 is a deficient number, since it is larger than the sum of its proper divisors (5674267747527).

12100022000121 is a wasteful number, since it uses less digits than its factorization.

12100022000121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3630369752.

The product of its (nonzero) digits is 16, while the sum is 12.

It can be divided in two parts, 1210002 and 2000121, that added together give a palindrome (3210123).

The spelling of 12100022000121 in words is "twelve trillion, one hundred billion, twenty-two million, one hundred twenty-one", and thus it is an aban number.