12111021230122 has 8 divisors (see below), whose sum is σ = 18166910940000. Its totient is φ = 6055384250124.

The previous prime is 12111021230117. The next prime is 12111021230123. The reversal of 12111021230122 is 22103212011121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 12111021230122.

It is not an unprimeable number, because it can be changed into a prime (12111021230123) 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, 63062622 + ... + 63254377.

It is an arithmetic number, because the mean of its divisors is an integer number (2270863867500).

Almost surely, 2^{12111021230122} is an apocalyptic number.

12111021230122 is a deficient number, since it is larger than the sum of its proper divisors (6055889709878).

12111021230122 is a wasteful number, since it uses less digits than its factorization.

12111021230122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126364940.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 12111021230122 its reverse (22103212011121), we get a palindrome (34214233241243).

The spelling of 12111021230122 in words is "twelve trillion, one hundred eleven billion, twenty-one million, two hundred thirty thousand, one hundred twenty-two".