20116144742723 has 2 divisors, whose sum is σ = 20116144742724. Its totient is φ = 20116144742722.

The previous prime is 20116144742651. The next prime is 20116144742761. The reversal of 20116144742723 is 32724744161102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20116144742723 - 2²⁰ = 20116143694147 is a prime.

It is a super-2 number, since 2×20116144742723² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20116144742783) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10058072371361 + 10058072371362.

It is an arithmetic number, because the mean of its divisors is an integer number (10058072371362).

Almost surely, 2^{20116144742723} is an apocalyptic number.

20116144742723 is a deficient number, since it is larger than the sum of its proper divisors (1).

20116144742723 is an equidigital number, since it uses as much as digits as its factorization.

20116144742723 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 451584, while the sum is 44.

The spelling of 20116144742723 in words is "twenty trillion, one hundred sixteen billion, one hundred forty-four million, seven hundred forty-two thousand, seven hundred twenty-three".