1112110201020 has 384 divisors, whose sum is σ = 4010388350976. Its totient is φ = 223991599104.

The previous prime is 1112110200973. The next prime is 1112110201049. The reversal of 1112110201020 is 201020112111.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 1112110200987 and 1112110201005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 10655127 + ... + 10758993.

It is an arithmetic number, because the mean of its divisors is an integer number (10443719664).

Almost surely, 2^{1112110201020} is an apocalyptic number.

1112110201020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1112110201020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2005194175488).

1112110201020 is an abundant number, since it is smaller than the sum of its proper divisors (2898278149956).

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

1112110201020 is a wasteful number, since it uses less digits than its factorization.

1112110201020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103989 (or 103987 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1112110201020 its reverse (201020112111), we get a palindrome (1313130313131).

The spelling of 1112110201020 in words is "one trillion, one hundred twelve billion, one hundred ten million, two hundred one thousand, twenty".