112021101021 has 8 divisors (see below), whose sum is σ = 149458273600.
Its totient is φ = 74632331232.
The previous prime is 112021101013. The next prime is 112021101047. The reversal of 112021101021 is 120101120211.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 112021101021 - 23 = 112021101013 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 112021100988 and 112021101006.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (112021101121) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12095296 + ... + 12104553.
It is an arithmetic number, because the mean of its divisors is an integer number (18682284200).
Almost surely, 2112021101021 is an apocalyptic number.
It is an amenable number.
112021101021 is a deficient number, since it is larger than the sum of its proper divisors (37437172579).
112021101021 is a wasteful number, since it uses less digits than its factorization.
112021101021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24201395.
The product of its (nonzero) digits is 8, while the sum is 12.
Adding to 112021101021 its reverse (120101120211), we get a palindrome (232122221232).
The spelling of 112021101021 in words is "one hundred twelve billion, twenty-one million, one hundred one thousand, twenty-one".