121134112121233 has 4 divisors (see below), whose sum is σ = 122793483520228. Its totient is φ = 119474740722240.

The previous prime is 121134112121219. The next prime is 121134112121273. The reversal of 121134112121233 is 332121211431121.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 72606963824784 + 48527148296449 = 8520972^2 + 6966143^2 .

It is a cyclic number.

It is not a de Polignac number, because 121134112121233 - 2¹³ = 121134112113041 is a prime.

It is a super-2 number, since 2×121134112121233² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121134112121273) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 829685699388 + ... + 829685699533.

It is an arithmetic number, because the mean of its divisors is an integer number (30698370880057).

Almost surely, 2^{121134112121233} is an apocalyptic number.

It is an amenable number.

121134112121233 is a deficient number, since it is larger than the sum of its proper divisors (1659371398995).

121134112121233 is an equidigital number, since it uses as much as digits as its factorization.

121134112121233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1659371398994.

The product of its digits is 1728, while the sum is 28.

Adding to 121134112121233 its reverse (332121211431121), we get a palindrome (453255323552354).

The spelling of 121134112121233 in words is "one hundred twenty-one trillion, one hundred thirty-four billion, one hundred twelve million, one hundred twenty-one thousand, two hundred thirty-three".