12020201122123 has 2 divisors, whose sum is σ = 12020201122124. Its totient is φ = 12020201122122.

The previous prime is 12020201122121. The next prime is 12020201122133. The reversal of 12020201122123 is 32122110202021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12020201122123 - 2¹ = 12020201122121 is a prime.

It is a super-3 number, since 3×12020201122123³ (a number of 40 digits) contains 333 as substring.

Together with 12020201122121, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 12020201122123.

It is not a weakly prime, because it can be changed into another prime (12020201122121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6010100561061 + 6010100561062.

It is an arithmetic number, because the mean of its divisors is an integer number (6010100561062).

Almost surely, 2^{12020201122123} is an apocalyptic number.

12020201122123 is a deficient number, since it is larger than the sum of its proper divisors (1).

12020201122123 is an equidigital number, since it uses as much as digits as its factorization.

12020201122123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 12020201122123 its reverse (32122110202021), we get a palindrome (44142311324144).

The spelling of 12020201122123 in words is "twelve trillion, twenty billion, two hundred one million, one hundred twenty-two thousand, one hundred twenty-three".