2122110210121 has 16 divisors (see below), whose sum is σ = 2436948446400. Its totient is φ = 1827598118400.

The previous prime is 2122110210113. The next prime is 2122110210127. The reversal of 2122110210121 is 1210120112212.

It is a cyclic number.

It is not a de Polignac number, because 2122110210121 - 2³ = 2122110210113 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2122110210095 and 2122110210104.

It is not an unprimeable number, because it can be changed into a prime (2122110210127) 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 15 ways as a sum of consecutive naturals, for example, 7495581 + ... + 7773541.

It is an arithmetic number, because the mean of its divisors is an integer number (152309277900).

Almost surely, 2^{2122110210121} is an apocalyptic number.

It is an amenable number.

2122110210121 is a deficient number, since it is larger than the sum of its proper divisors (314838236279).

2122110210121 is a wasteful number, since it uses less digits than its factorization.

2122110210121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314520.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 2122110210121 its reverse (1210120112212), we get a palindrome (3332230322333).

The spelling of 2122110210121 in words is "two trillion, one hundred twenty-two billion, one hundred ten million, two hundred ten thousand, one hundred twenty-one".