112021002121 has 8 divisors (see below), whose sum is σ = 135554826240. Its totient is φ = 90369883968.

The previous prime is 112021002101. The next prime is 112021002143. The reversal of 112021002121 is 121200120211.

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

It is not a de Polignac number, because 112021002121 - 2¹⁷ = 112020871049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112021002101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 470676361 + ... + 470676598.

It is an arithmetic number, because the mean of its divisors is an integer number (16944353280).

Almost surely, 2^112021002121 is an apocalyptic number.

It is an amenable number.

112021002121 is a deficient number, since it is larger than the sum of its proper divisors (23533824119).

112021002121 is an equidigital number, since it uses as much as digits as its factorization.

112021002121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 941352983.

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

Adding to 112021002121 its reverse (121200120211), we get a palindrome (233221122332).

The spelling of 112021002121 in words is "one hundred twelve billion, twenty-one million, two thousand, one hundred twenty-one".