121021322330001 has 16 divisors (see below), whose sum is σ = 162494354597120. Its totient is φ = 80115910479360.

The previous prime is 121021322329997. The next prime is 121021322330033. The reversal of 121021322330001 is 100033223120121.

It is not a de Polignac number, because 121021322330001 - 2² = 121021322329997 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 121021322330001.

It is not an unprimeable number, because it can be changed into a prime (121021322330071) 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, 165218041 + ... + 165948918.

It is an arithmetic number, because the mean of its divisors is an integer number (10155897162320).

Almost surely, 2^{121021322330001} is an apocalyptic number.

It is an amenable number.

121021322330001 is a deficient number, since it is larger than the sum of its proper divisors (41473032267119).

121021322330001 is a wasteful number, since it uses less digits than its factorization.

121021322330001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331167816.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 121021322330001 its reverse (100033223120121), we get a palindrome (221054545450122).

The spelling of 121021322330001 in words is "one hundred twenty-one trillion, twenty-one billion, three hundred twenty-two million, three hundred thirty thousand, one".