12001110122122 has 32 divisors (see below), whose sum is σ = 20661369715584. Its totient is φ = 5217873939520.

The previous prime is 12001110122069. The next prime is 12001110122143. The reversal of 12001110122122 is 22122101110021.

It is a junction number, because it is equal to n+sod(n) for n = 12001110122096 and 12001110122105.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97945423 + ... + 98067874.

It is an arithmetic number, because the mean of its divisors is an integer number (645667803612).

Almost surely, 2^{12001110122122} is an apocalyptic number.

12001110122122 is a deficient number, since it is larger than the sum of its proper divisors (8660259593462).

12001110122122 is a wasteful number, since it uses less digits than its factorization.

12001110122122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196013355 (or 196013333 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 12001110122122 its reverse (22122101110021), we get a palindrome (34123211232143).

The spelling of 12001110122122 in words is "twelve trillion, one billion, one hundred ten million, one hundred twenty-two thousand, one hundred twenty-two".