12023111120212 has 12 divisors (see below), whose sum is σ = 21765977028180. Its totient is φ = 5804260540736.

The previous prime is 12023111120197. The next prime is 12023111120221. The reversal of 12023111120212 is 21202111132021.

It can be written as a sum of positive squares in 2 ways, for example, as 7705209982276 + 4317901137936 = 2775826^2 + 2077956^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12023111120212.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51823754713 + ... + 51823754944.

It is an arithmetic number, because the mean of its divisors is an integer number (1813831419015).

Almost surely, 2^{12023111120212} is an apocalyptic number.

It is an amenable number.

12023111120212 is a deficient number, since it is larger than the sum of its proper divisors (9742865907968).

12023111120212 is a wasteful number, since it uses less digits than its factorization.

12023111120212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103647509690 (or 103647509688 counting only the distinct ones).

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

Adding to 12023111120212 its reverse (21202111132021), we get a palindrome (33225222252233).

The spelling of 12023111120212 in words is "twelve trillion, twenty-three billion, one hundred eleven million, one hundred twenty thousand, two hundred twelve".