20116160420043 has 16 divisors (see below), whose sum is σ = 26883522468896. Its totient is φ = 13379793166080.

The previous prime is 20116160420021. The next prime is 20116160420047. The reversal of 20116160420043 is 34002406161102.

It is not a de Polignac number, because 20116160420043 - 2¹⁴ = 20116160403659 is a prime.

It is a super-2 number, since 2×20116160420043² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20116160420047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10378605 + ... + 12163377.

It is an arithmetic number, because the mean of its divisors is an integer number (1680220154306).

Almost surely, 2^{20116160420043} is an apocalyptic number.

20116160420043 is a deficient number, since it is larger than the sum of its proper divisors (6767362048853).

20116160420043 is a wasteful number, since it uses less digits than its factorization.

20116160420043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1793454.

The product of its (nonzero) digits is 6912, while the sum is 30.

Adding to 20116160420043 its reverse (34002406161102), we get a palindrome (54118566581145).

The spelling of 20116160420043 in words is "twenty trillion, one hundred sixteen billion, one hundred sixty million, four hundred twenty thousand, forty-three".