235266647121 has 64 divisors (see below), whose sum is σ = 388523520000. Its totient is φ = 139478587200.

The previous prime is 235266647117. The next prime is 235266647123. The reversal of 235266647121 is 121746662532.

235266647121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 235266647121 - 2² = 235266647117 is a prime.

It is not an unprimeable number, because it can be changed into a prime (235266647123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 38370226 + ... + 38376356.

It is an arithmetic number, because the mean of its divisors is an integer number (6070680000).

Almost surely, 2^235266647121 is an apocalyptic number.

It is an amenable number.

235266647121 is a deficient number, since it is larger than the sum of its proper divisors (153256872879).

235266647121 is a wasteful number, since it uses less digits than its factorization.

235266647121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8947 (or 8941 counting only the distinct ones).

The product of its digits is 725760, while the sum is 45.

The spelling of 235266647121 in words is "two hundred thirty-five billion, two hundred sixty-six million, six hundred forty-seven thousand, one hundred twenty-one".