2021032112 has 40 divisors (see below), whose sum is σ = 4298994192. Its totient is φ = 912787200.

The previous prime is 2021032099. The next prime is 2021032129. The reversal of 2021032112 is 2112301202.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8939 + ... + 64202.

Almost surely, 2^2021032112 is an apocalyptic number.

2021032112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2021032112 is an abundant number, since it is smaller than the sum of its proper divisors (2277962080).

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

2021032112 is a wasteful number, since it uses less digits than its factorization.

2021032112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73317 (or 73311 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 2021032112 is about 44955.8907374773. The cubic root of 2021032112 is about 1264.3221252126.

Adding to 2021032112 its reverse (2112301202), we get a palindrome (4133333314).

The spelling of 2021032112 in words is "two billion, twenty-one million, thirty-two thousand, one hundred twelve".