12001111002022 has 16 divisors (see below), whose sum is σ = 18488414746080. Its totient is φ = 5838309888768.

The previous prime is 12001111001981. The next prime is 12001111002031. The reversal of 12001111002022 is 22020011110021.

It is a junction number, because it is equal to n+sod(n) for n = 12001111001993 and 12001111002011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5719254 + ... + 7530742.

It is an arithmetic number, because the mean of its divisors is an integer number (1155525921630).

Almost surely, 2^{12001111002022} is an apocalyptic number.

12001111002022 is a deficient number, since it is larger than the sum of its proper divisors (6487303744058).

12001111002022 is a wasteful number, since it uses less digits than its factorization.

12001111002022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1901055.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 12001111002022 its reverse (22020011110021), we get a palindrome (34021122112043).

The spelling of 12001111002022 in words is "twelve trillion, one billion, one hundred eleven million, two thousand, twenty-two".