231132002200121 has 16 divisors (see below), whose sum is σ = 268150973818560. Its totient is φ = 197008878689280.

The previous prime is 231132002200039. The next prime is 231132002200163. The reversal of 231132002200121 is 121002200231132.

231132002200121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 231132002200121 - 2¹⁰ = 231132002199097 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 231132002200093 and 231132002200102.

It is not an unprimeable number, because it can be changed into a prime (231132002200171) 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, 5700468116 + ... + 5700508661.

It is an arithmetic number, because the mean of its divisors is an integer number (16759435863660).

Almost surely, 2^{231132002200121} is an apocalyptic number.

It is an amenable number.

231132002200121 is a deficient number, since it is larger than the sum of its proper divisors (37018971618439).

231132002200121 is a wasteful number, since it uses less digits than its factorization.

231132002200121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11400976904.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 231132002200121 its reverse (121002200231132), we get a palindrome (352134202431253).

The spelling of 231132002200121 in words is "two hundred thirty-one trillion, one hundred thirty-two billion, two million, two hundred thousand, one hundred twenty-one".