121303023012211 has 16 divisors (see below), whose sum is σ = 125350149764448. Its totient is φ = 117311311353600.

The previous prime is 121303023012191. The next prime is 121303023012229. The reversal of 121303023012211 is 112210320303121.

It is not a de Polignac number, because 121303023012211 - 2²⁵ = 121302989457779 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121303023012251) 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, 19670845 + ... + 25090798.

It is an arithmetic number, because the mean of its divisors is an integer number (7834384360278).

Almost surely, 2^{121303023012211} is an apocalyptic number.

121303023012211 is a deficient number, since it is larger than the sum of its proper divisors (4047126752237).

121303023012211 is a wasteful number, since it uses less digits than its factorization.

121303023012211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44762262.

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

Adding to 121303023012211 its reverse (112210320303121), we get a palindrome (233513343315332).

The spelling of 121303023012211 in words is "one hundred twenty-one trillion, three hundred three billion, twenty-three million, twelve thousand, two hundred eleven".