20411022423061 has 2 divisors, whose sum is σ = 20411022423062. Its totient is φ = 20411022423060.

The previous prime is 20411022423023. The next prime is 20411022423091. The reversal of 20411022423061 is 16032422011402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10740203700625 + 9670818722436 = 3277225^2 + 3109794^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20411022423061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20411022423091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10205511211530 + 10205511211531.

It is an arithmetic number, because the mean of its divisors is an integer number (10205511211531).

Almost surely, 2^{20411022423061} is an apocalyptic number.

It is an amenable number.

20411022423061 is a deficient number, since it is larger than the sum of its proper divisors (1).

20411022423061 is an equidigital number, since it uses as much as digits as its factorization.

20411022423061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 20411022423061 its reverse (16032422011402), we get a palindrome (36443444434463).

The spelling of 20411022423061 in words is "twenty trillion, four hundred eleven billion, twenty-two million, four hundred twenty-three thousand, sixty-one".