112021201021 has 8 divisors (see below), whose sum is σ = 118613985984. Its totient is φ = 105428783040.

The previous prime is 112021201007. The next prime is 112021201031. The reversal of 112021201021 is 120102120211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 112021201021 - 2¹⁷ = 112021069949 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112021200992 and 112021201010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112021201031) 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, 765816 + ... + 900286.

It is an arithmetic number, because the mean of its divisors is an integer number (14826748248).

Almost surely, 2^112021201021 is an apocalyptic number.

It is an amenable number.

112021201021 is a deficient number, since it is larger than the sum of its proper divisors (6592784963).

112021201021 is a wasteful number, since it uses less digits than its factorization.

112021201021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183491.

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

Adding to 112021201021 its reverse (120102120211), we get a palindrome (232123321232).

The spelling of 112021201021 in words is "one hundred twelve billion, twenty-one million, two hundred one thousand, twenty-one".