112120022021020 has 48 divisors (see below), whose sum is σ = 266909202231840. Its totient is φ = 39219311344896.

The previous prime is 112120022021009. The next prime is 112120022021023. The reversal of 112120022021020 is 20120220021211.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 112120022020985 and 112120022021003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112120022021023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11348175427 + ... + 11348185306.

It is an arithmetic number, because the mean of its divisors is an integer number (5560608379830).

Almost surely, 2^{112120022021020} is an apocalyptic number.

112120022021020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112120022021020 is an abundant number, since it is smaller than the sum of its proper divisors (154789180210820).

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

112120022021020 is a wasteful number, since it uses less digits than its factorization.

112120022021020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22696360774 (or 22696360772 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 112120022021020 its reverse (20120220021211), we get a palindrome (132240242042231).

The spelling of 112120022021020 in words is "one hundred twelve trillion, one hundred twenty billion, twenty-two million, twenty-one thousand, twenty".