112222011221020 has 24 divisors (see below), whose sum is σ = 235667128132800. Its totient is φ = 44888632189632.

The previous prime is 112222011221017. The next prime is 112222011221081. The reversal of 112222011221020 is 20122110222211.

112222011221020 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 5361615 + ... + 15911974.

It is an arithmetic number, because the mean of its divisors is an integer number (9819463672200).

Almost surely, 2^{112222011221020} is an apocalyptic number.

112222011221020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112222011221020 is an abundant number, since it is smaller than the sum of its proper divisors (123445116911780).

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

112222011221020 is a wasteful number, since it uses less digits than its factorization.

112222011221020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21537357 (or 21537355 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 112222011221020 its reverse (20122110222211), we get a palindrome (132344121443231).

The spelling of 112222011221020 in words is "one hundred twelve trillion, two hundred twenty-two billion, eleven million, two hundred twenty-one thousand, twenty".