20410542321311 has 2 divisors, whose sum is σ = 20410542321312. Its totient is φ = 20410542321310.

The previous prime is 20410542321223. The next prime is 20410542321373. The reversal of 20410542321311 is 11312324501402.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20410542321311 - 2¹⁴ = 20410542304927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20410542321391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10205271160655 + 10205271160656.

It is an arithmetic number, because the mean of its divisors is an integer number (10205271160656).

Almost surely, 2^{20410542321311} is an apocalyptic number.

20410542321311 is a deficient number, since it is larger than the sum of its proper divisors (1).

20410542321311 is an equidigital number, since it uses as much as digits as its factorization.

20410542321311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 29.

Adding to 20410542321311 its reverse (11312324501402), we get a palindrome (31722866822713).

The spelling of 20410542321311 in words is "twenty trillion, four hundred ten billion, five hundred forty-two million, three hundred twenty-one thousand, three hundred eleven".