112021100231420 has 24 divisors (see below), whose sum is σ = 235244843132544. Its totient is φ = 44808338636096.

The previous prime is 112021100231413. The next prime is 112021100231441. The reversal of 112021100231420 is 24132001120211.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 112021100231392 and 112021100231401.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3052214 + ... + 15276066.

It is an arithmetic number, because the mean of its divisors is an integer number (9801868463856).

Almost surely, 2^{112021100231420} is an apocalyptic number.

112021100231420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112021100231420 is an abundant number, since it is smaller than the sum of its proper divisors (123223742901124).

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

112021100231420 is a wasteful number, since it uses less digits than its factorization.

112021100231420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12682069 (or 12682067 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 112021100231420 its reverse (24132001120211), we get a palindrome (136153101351631).

The spelling of 112021100231420 in words is "one hundred twelve trillion, twenty-one billion, one hundred million, two hundred thirty-one thousand, four hundred twenty".