112098021 has 64 divisors (see below), whose sum is σ = 189112320. Its totient is φ = 57657600.

The previous prime is 112098011. The next prime is 112098023. The reversal of 112098021 is 120890211.

It is not a de Polignac number, because 112098021 - 2⁶ = 112097957 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 112097982 and 112098000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112098023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 742296 + ... + 742446.

It is an arithmetic number, because the mean of its divisors is an integer number (2954880).

Almost surely, 2^112098021 is an apocalyptic number.

It is an amenable number.

112098021 is a deficient number, since it is larger than the sum of its proper divisors (77014299).

112098021 is a wasteful number, since it uses less digits than its factorization.

112098021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266.

The product of its (nonzero) digits is 288, while the sum is 24.

The square root of 112098021 is about 10587.6352883918. The cubic root of 112098021 is about 482.1690335904.

The spelling of 112098021 in words is "one hundred twelve million, ninety-eight thousand, twenty-one".