12101231110424 has 8 divisors (see below), whose sum is σ = 22689808332060. Its totient is φ = 6050615555208.

The previous prime is 12101231110379. The next prime is 12101231110429. The reversal of 12101231110424 is 42401113210121.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 12101231110424.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12101231110429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 756326944394 + ... + 756326944409.

Almost surely, 2^{12101231110424} is an apocalyptic number.

It is an amenable number.

12101231110424 is a deficient number, since it is larger than the sum of its proper divisors (10588577221636).

12101231110424 is a wasteful number, since it uses less digits than its factorization.

12101231110424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1512653888809 (or 1512653888805 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 23.

Adding to 12101231110424 its reverse (42401113210121), we get a palindrome (54502344320545).

The spelling of 12101231110424 in words is "twelve trillion, one hundred one billion, two hundred thirty-one million, one hundred ten thousand, four hundred twenty-four".