20116112334220 has 72 divisors (see below), whose sum is σ = 49190781687264. Its totient is φ = 6889936241664.

The previous prime is 20116112334161. The next prime is 20116112334293. The reversal of 20116112334220 is 2243321161102.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9477477 + ... + 11404156.

It is an arithmetic number, because the mean of its divisors is an integer number (683205301212).

Almost surely, 2^{20116112334220} is an apocalyptic number.

20116112334220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20116112334220 is an abundant number, since it is smaller than the sum of its proper divisors (29074669353044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20116112334220 is a wasteful number, since it uses less digits than its factorization.

20116112334220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20882639 (or 20882630 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

Adding to 20116112334220 its reverse (2243321161102), we get a palindrome (22359433495322).

The spelling of 20116112334220 in words is "twenty trillion, one hundred sixteen billion, one hundred twelve million, three hundred thirty-four thousand, two hundred twenty".