112113211021 has 8 divisors (see below), whose sum is σ = 129304883840. Its totient is φ = 95215413168.

The previous prime is 112113211009. The next prime is 112113211027. The reversal of 112113211021 is 120112311211.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 112113211021 - 2¹³ = 112113202829 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112113210986 and 112113211004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112113211027) 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, 73467921 + ... + 73469446.

It is an arithmetic number, because the mean of its divisors is an integer number (16163110480).

Almost surely, 2^112113211021 is an apocalyptic number.

It is an amenable number.

112113211021 is a deficient number, since it is larger than the sum of its proper divisors (17191672819).

112113211021 is a wasteful number, since it uses less digits than its factorization.

112113211021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146937483.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 112113211021 its reverse (120112311211), we get a palindrome (232225522232).

The spelling of 112113211021 in words is "one hundred twelve billion, one hundred thirteen million, two hundred eleven thousand, twenty-one".