14431032231131 has 4 divisors (see below), whose sum is σ = 14667606530064. Its totient is φ = 14194457932200.

The previous prime is 14431032231127. The next prime is 14431032231151. The reversal of 14431032231131 is 13113223013441.

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

It is a cyclic number.

It is not a de Polignac number, because 14431032231131 - 2² = 14431032231127 is a prime.

It is a super-2 number, since 2×14431032231131² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14431032231094 and 14431032231103.

It is not an unprimeable number, because it can be changed into a prime (14431032231151) 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, 118287149375 + ... + 118287149496.

It is an arithmetic number, because the mean of its divisors is an integer number (3666901632516).

Almost surely, 2^{14431032231131} is an apocalyptic number.

14431032231131 is a deficient number, since it is larger than the sum of its proper divisors (236574298933).

14431032231131 is an equidigital number, since it uses as much as digits as its factorization.

14431032231131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236574298932.

The product of its (nonzero) digits is 5184, while the sum is 29.

Adding to 14431032231131 its reverse (13113223013441), we get a palindrome (27544255244572).

The spelling of 14431032231131 in words is "fourteen trillion, four hundred thirty-one billion, thirty-two million, two hundred thirty-one thousand, one hundred thirty-one".