20011041142423 has 2 divisors, whose sum is σ = 20011041142424. Its totient is φ = 20011041142422.

The previous prime is 20011041142409. The next prime is 20011041142429. The reversal of 20011041142423 is 32424114011002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20011041142423 - 2⁹ = 20011041141911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20011041142429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10005520571211 + 10005520571212.

It is an arithmetic number, because the mean of its divisors is an integer number (10005520571212).

Almost surely, 2^{20011041142423} is an apocalyptic number.

20011041142423 is a deficient number, since it is larger than the sum of its proper divisors (1).

20011041142423 is an equidigital number, since it uses as much as digits as its factorization.

20011041142423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 20011041142423 its reverse (32424114011002), we get a palindrome (52435155153425).

The spelling of 20011041142423 in words is "twenty trillion, eleven billion, forty-one million, one hundred forty-two thousand, four hundred twenty-three".