1112201112020 has 24 divisors (see below), whose sum is σ = 2389939135584. Its totient is φ = 434534387616.

The previous prime is 1112201111941. The next prime is 1112201112049. The reversal of 1112201112020 is 202111022111.

It is a junction number, because it is equal to n+sod(n) for n = 1112201111986 and 1112201112004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 646627694 + ... + 646629413.

It is an arithmetic number, because the mean of its divisors is an integer number (99580797316).

Almost surely, 2^{1112201112020} is an apocalyptic number.

1112201112020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1112201112020 is an abundant number, since it is smaller than the sum of its proper divisors (1277738023564).

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

1112201112020 is a wasteful number, since it uses less digits than its factorization.

1112201112020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1293257159 (or 1293257157 counting only the distinct ones).

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

Adding to 1112201112020 its reverse (202111022111), we get a palindrome (1314312134131).

It can be divided in two parts, 1112201 and 112020, that added together give a palindrome (1224221).

The spelling of 1112201112020 in words is "one trillion, one hundred twelve billion, two hundred one million, one hundred twelve thousand, twenty".