20122264131523 has 2 divisors, whose sum is σ = 20122264131524. Its totient is φ = 20122264131522.

The previous prime is 20122264131481. The next prime is 20122264131533. The reversal of 20122264131523 is 32513146222102.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20122264131523 is a prime.

It is not a weakly prime, because it can be changed into another prime (20122264131533) 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, 10061132065761 + 10061132065762.

It is an arithmetic number, because the mean of its divisors is an integer number (10061132065762).

Almost surely, 2^{20122264131523} is an apocalyptic number.

20122264131523 is a deficient number, since it is larger than the sum of its proper divisors (1).

20122264131523 is an equidigital number, since it uses as much as digits as its factorization.

20122264131523 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34560, while the sum is 34.

The spelling of 20122264131523 in words is "twenty trillion, one hundred twenty-two billion, two hundred sixty-four million, one hundred thirty-one thousand, five hundred twenty-three".