121022343220121 has 16 divisors (see below), whose sum is σ = 138342162816000. Its totient is φ = 103710254567568.

The previous prime is 121022343220111. The next prime is 121022343220187.

121022343220121 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 121022343220121 - 2⁶ = 121022343220057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121022343220111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 615982820 + ... + 616179258.

It is an arithmetic number, because the mean of its divisors is an integer number (8646385176000).

Almost surely, 2^{121022343220121} is an apocalyptic number.

It is an amenable number.

121022343220121 is a deficient number, since it is larger than the sum of its proper divisors (17319819595879).

121022343220121 is a wasteful number, since it uses less digits than its factorization.

121022343220121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215668.

The product of its (nonzero) digits is 2304, while the sum is 26.

The spelling of 121022343220121 in words is "one hundred twenty-one trillion, twenty-two billion, three hundred forty-three million, two hundred twenty thousand, one hundred twenty-one".