13431431230222 has 4 divisors (see below), whose sum is σ = 20147146845336. Its totient is φ = 6715715615110.

The previous prime is 13431431230201. The next prime is 13431431230223. The reversal of 13431431230222 is 22203213413431.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13431431230223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3357857807554 + ... + 3357857807557.

It is an arithmetic number, because the mean of its divisors is an integer number (5036786711334).

Almost surely, 2^{13431431230222} is an apocalyptic number.

13431431230222 is a deficient number, since it is larger than the sum of its proper divisors (6715715615114).

13431431230222 is an equidigital number, since it uses as much as digits as its factorization.

13431431230222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6715715615113.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 13431431230222 its reverse (22203213413431), we get a palindrome (35634644643653).

The spelling of 13431431230222 in words is "thirteen trillion, four hundred thirty-one billion, four hundred thirty-one million, two hundred thirty thousand, two hundred twenty-two".