112100012021020 has 12 divisors (see below), whose sum is σ = 235410025244184. Its totient is φ = 44840004808400.

The previous prime is 112100012020957. The next prime is 112100012021033. The reversal of 112100012021020 is 20120210001211.

It is a super-2 number, since 2×112100012021020² (a number of 29 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 2802500300506 + ... + 2802500300545.

It is an arithmetic number, because the mean of its divisors is an integer number (19617502103682).

Almost surely, 2^{112100012021020} is an apocalyptic number.

112100012021020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112100012021020 is an abundant number, since it is smaller than the sum of its proper divisors (123310013223164).

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

112100012021020 is a wasteful number, since it uses less digits than its factorization.

112100012021020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5605000601060 (or 5605000601058 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 112100012021020 its reverse (20120210001211), we get a palindrome (132220222022231).

The spelling of 112100012021020 in words is "one hundred twelve trillion, one hundred billion, twelve million, twenty-one thousand, twenty".