33230120112 has 120 divisors (see below), whose sum is σ = 106961113376. Its totient is φ = 9433801728.

The previous prime is 33230120107. The next prime is 33230120117. The reversal of 33230120112 is 21102103233.

33230120112 is a `hidden beast` number, since 332 + 301 + 20 + 1 + 12 = 666.

It is an interprime number because it is at equal distance from previous prime (33230120107) and next prime (33230120117).

It is a super-2 number, since 2×33230120112² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (33230120117) 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 23 ways as a sum of consecutive naturals, for example, 53268 + ... + 263244.

Almost surely, 2^33230120112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33230120112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53480556688).

33230120112 is an abundant number, since it is smaller than the sum of its proper divisors (73730993264).

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

33230120112 is a wasteful number, since it uses less digits than its factorization.

33230120112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210155 (or 210146 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 33230120112 its reverse (21102103233), we get a palindrome (54332223345).

The spelling of 33230120112 in words is "thirty-three billion, two hundred thirty million, one hundred twenty thousand, one hundred twelve".