146021120 has 144 divisors (see below), whose sum is σ = 410108160. Its totient is φ = 48771072.

The previous prime is 146021101. The next prime is 146021159. The reversal of 146021120 is 21120641.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 385091 + ... + 385469.

Almost surely, 2^146021120 is an apocalyptic number.

146021120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 146021120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (205054080).

146021120 is an abundant number, since it is smaller than the sum of its proper divisors (264087040).

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

146021120 is an equidigital number, since it uses as much as digits as its factorization.

146021120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 450 (or 436 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 146021120 is about 12083.9198938093. The cubic root of 146021120 is about 526.5891320638.

Adding to 146021120 its reverse (21120641), we get a palindrome (167141761).

The spelling of 146021120 in words is "one hundred forty-six million, twenty-one thousand, one hundred twenty".