121112020033321 has 16 divisors (see below), whose sum is σ = 128894387768640. Its totient is φ = 113473030507200.

The previous prime is 121112020033313. The next prime is 121112020033391. The reversal of 121112020033321 is 123330020211121.

It is a cyclic number.

It is not a de Polignac number, because 121112020033321 - 2³ = 121112020033313 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 121112020033292 and 121112020033301.

It is not an unprimeable number, because it can be changed into a prime (121112020033391) 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, 34042810 + ... + 37431763.

It is an arithmetic number, because the mean of its divisors is an integer number (8055899235540).

Almost surely, 2^{121112020033321} is an apocalyptic number.

It is an amenable number.

121112020033321 is a deficient number, since it is larger than the sum of its proper divisors (7782367735319).

121112020033321 is a wasteful number, since it uses less digits than its factorization.

121112020033321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71475576.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 121112020033321 its reverse (123330020211121), we get a palindrome (244442040244442).

The spelling of 121112020033321 in words is "one hundred twenty-one trillion, one hundred twelve billion, twenty million, thirty-three thousand, three hundred twenty-one".