20116164237703 has 4 divisors (see below), whose sum is σ = 20116310831008. Its totient is φ = 20116017644400.

The previous prime is 20116164237607. The next prime is 20116164237773. The reversal of 20116164237703 is 30773246161102.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20116164237703 - 2³³ = 20107574303111 is a prime.

It is a super-2 number, since 2×20116164237703² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20116164237703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20116164237773) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73090623 + ... + 73365328.

It is an arithmetic number, because the mean of its divisors is an integer number (5029077707752).

Almost surely, 2^{20116164237703} is an apocalyptic number.

20116164237703 is a deficient number, since it is larger than the sum of its proper divisors (146593305).

20116164237703 is a wasteful number, since it uses less digits than its factorization.

20116164237703 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146593304.

The product of its (nonzero) digits is 254016, while the sum is 43.

The spelling of 20116164237703 in words is "twenty trillion, one hundred sixteen billion, one hundred sixty-four million, two hundred thirty-seven thousand, seven hundred three".