20123133214411 has 2 divisors, whose sum is σ = 20123133214412. Its totient is φ = 20123133214410.

The previous prime is 20123133214397. The next prime is 20123133214463. The reversal of 20123133214411 is 11441233132102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20123133214411 - 2⁹ = 20123133213899 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20123133214411.

It is not a weakly prime, because it can be changed into another prime (20123133284411) by changing a digit.

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 as a sum of consecutive naturals, namely, 10061566607205 + 10061566607206.

It is an arithmetic number, because the mean of its divisors is an integer number (10061566607206).

Almost surely, 2^{20123133214411} is an apocalyptic number.

20123133214411 is a deficient number, since it is larger than the sum of its proper divisors (1).

20123133214411 is an equidigital number, since it uses as much as digits as its factorization.

20123133214411 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 28.

Adding to 20123133214411 its reverse (11441233132102), we get a palindrome (31564366346513).

The spelling of 20123133214411 in words is "twenty trillion, one hundred twenty-three billion, one hundred thirty-three million, two hundred fourteen thousand, four hundred eleven".