20020112111120 has 80 divisors (see below), whose sum is σ = 51018940203840. Its totient is φ = 7245538137600.

The previous prime is 20020112111059. The next prime is 20020112111159. The reversal of 20020112111120 is 2111121102002.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-3 number, since 3×20020112111120³ (a number of 41 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20020112111095 and 20020112111104.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53724575 + ... + 54095934.

It is an arithmetic number, because the mean of its divisors is an integer number (637736752548).

Almost surely, 2^{20020112111120} is an apocalyptic number.

20020112111120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20020112111120 is an abundant number, since it is smaller than the sum of its proper divisors (30998828092720).

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

20020112111120 is a wasteful number, since it uses less digits than its factorization.

20020112111120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107820744 (or 107820738 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 20020112111120 its reverse (2111121102002), we get a palindrome (22131233213122).

It can be divided in two parts, 200201 and 12111120, that added together give a palindrome (12311321).

The spelling of 20020112111120 in words is "twenty trillion, twenty billion, one hundred twelve million, one hundred eleven thousand, one hundred twenty".