112211100001020 has 96 divisors (see below), whose sum is σ = 330186980648448. Its totient is φ = 28437156179712.

The previous prime is 112211100001019. The next prime is 112211100001031. The reversal of 112211100001020 is 20100001112211.

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 = 112211100000987 and 112211100001005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 587643384 + ... + 587834303.

It is an arithmetic number, because the mean of its divisors is an integer number (3439447715088).

Almost surely, 2^{112211100001020} is an apocalyptic number.

112211100001020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112211100001020 is an abundant number, since it is smaller than the sum of its proper divisors (217975880647428).

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

112211100001020 is a wasteful number, since it uses less digits than its factorization.

112211100001020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1175477779 (or 1175477777 counting only the distinct ones).

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

Adding to 112211100001020 its reverse (20100001112211), we get a palindrome (132311101113231).

The spelling of 112211100001020 in words is "one hundred twelve trillion, two hundred eleven billion, one hundred million, one thousand, twenty".